MiniFix

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and hold for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11▶ voltage jumps more than 1volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check for Short in Optional Equipment

• Unplug J-3 (foot control), J-41 (B-13, B16, jump J-11 #4 to J-41 #GN) and J-31 (Hand control)
  • Keep the three connectors unplugged (gate will operate without plugs connected, loose auto tilt)
• Unplug J-1 (Main power), wait 10 seconds, and plug J-1 back into the board (Reset the board)
• Plug each connector back, one at a time, and check the functions of the gate after plugging in each

Check the Voltage Supply to the Release Valve on the Tilt Cylinder

• Check voltage at J4 #14 and Ground J-2 #(-) while pushing the open knob for opening up the release valve S2 at the tilt cylinder. No Voltage ▶ check for a bad knob or loose wire to the control panel. 
• Listen for clicking of the release valve at the tilt cylinder (connected to the platform)
• If the valve is not clicking ▶ check the wire for damaged spots, loose connections, or a bad valve

Check Motor Solenoid Power

• Check voltage at J-1 #3 and Ground J-2 #(-) while pushing knob to engage motor solenoid
  • No voltage ▶ board might be damaged
• Check voltage at small motor solenoid terminals and Ground J-2 #(-) while pushing the knob and listen for clicking of the motor solenoid – no voltage or clicking ▶ check the wire to the motor solenoid
• Check for voltage across the small motor solenoid terminals with a test light while pushing the knob
  • See a light ▶ power is reaching solenoid.
• Check for main power at the big solenoid studs; one has voltage; if not, check connections to the battery
• Check both big solenoid studs for voltage while pushing the opening knob ▶ if not ▶ solenoid is bad
• Jump large terminals at the motor solenoid
  • If motor runs ▶ motor solenoid is bad
  • If motor does not run ▶ Bad motor or bad ground
  • Tap on motor ▶ motor starts running – bad brushes

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and holding for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11 ▶ voltage jumps more than 1 volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check for Short in Optional Equipment

• Unplug J-3(foot control), J-41(B-13, B16, jump J-11 #4 to J-41 #GN), and J-31(Hand control) Keep the 3 connectors unplugged (gate will operate without plugs connected, loose auto tilt)
• Unplug J-1 (Main power), wait 10 seconds, and plug J-1 back into the board (Reset the board)
• Plug each connector back, one at a time, and check the functions of gate after plugging in each

Check the Voltage Supply to the Release Valve on the Lift Cylinder

• Check voltage between Ground J-2 #(-) to J4 #15 while pushing the lowering knob for opening the release valve at the lift cylinder. No voltage ▶ check for bad knob or loose wires to control knobs
• Listen for the clicking of the release valve at the lift cylinder (connected to the lift arm)

▶ If the valve is not clicking ▶ check the wire for damaged spots or loose connections

Gate is Lowering Down Very Slowly ▶ S5 at Motor not Engaged

• Check the voltage at J1 #12 and Ground J-2 #(-) while pushing the knob to engage the shift valve S5 at the pump and motor inside the box at the main frame underneath the van.
• Override the shift valve by pushing in at the cab of the shift valve while pushing the down knob

▶ Gate will lower down ▶ check the valve and look for damaged wire or loose connections

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and holding for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11 ▶ voltage jumps more than 1 volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check Adjustment of Auto-tilt Sensor B-13

• Check the position of the B-13 Sensor on the inside of the passenger-side lift arm

▶ The sensor has to be in a horizontal position when the gate is 8”-10” above ground

• Check if the outer J-41 Plug is loose (color sequence = blue, black, brown)

Check Function of Control Buttons (J30) and Hand Control (J31)

• Check voltage at J30 #4 to Ground J-2 #(-) for power supply of the control buttons
• Check voltage at J30 #6 (lower) to Ground J-2 #(-) for lowering signal by pushing down knob

▶ Signal on J30 #6 ▶ control buttons are ok; if no signal ▶ check for damaged wire or loose cables to control buttons or damaged buttons

Check the Voltage Supply to the Release Valve on the Tilt Cylinder

• Check voltage at J41 #(BLACK)(B-13) to Ground J-2 #(-) while platform is on ground ▶ 12V
• Check voltage at J41 #(BLUE)(B-13) to Ground J-2 #(-) while platform is on ground ▶ 12V

▶ No voltage on BLUE ▶ Look for damaged spots or loose connection or B-13 is bad

• Check voltage at J4 #14 to Ground J-2 #(-) while pushing the lowering button when the gate is on the ground for opening up the release valve S2 at the tilt cylinder
• Listen for clicking of the release valve at the tilt cylinder (connected to the platform) ▶ If the valve is not clicking ▶ check the wire for damaged spots or loose connections

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and holding for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11 ▶ voltage jumps more than 1 volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check the Function of the Control Buttons (J-30) and Hand Control (J31)

• Check voltage at J30 #4 to Ground J-2 #(-) for power supply of the control buttons
• Check voltage at J30 #5(lift) to Ground J-2 #(-) for lifting signal by pushing up buttons

▶ Signal on J30 #5 ▶ control buttons are ok; if there is no signal, check for damaged wire or loose cables at control buttons or damaged buttons.

Check the Motor Solenoid Power to Run the Motor

• Check voltage at J-1 #3 to Ground J-2 #(-) while pushing lift knobs to engage motor solenoid
• Check for voltage at small motor solenoid terminals and Ground J-2 #(-) while pushing knobs and listen for clicking of the motor solenoid – no voltage or clicking ▶ check the wire to the motor solenoid
• Check for voltage across the small motor solenoid terminals with test light while pushing knobs

▶ See a light ▶ power is reaching solenoid

• Check for main power at the big solenoid studs; one has voltage; if not, check connections to the battery
• Check both big solenoid studs for voltage while pushing the lifting buttons ▶ if not ▶ solenoid is bad
• Jump large terminals at the motor solenoid
  • If motor runs ▶ motor solenoid is bad
  • If motor does not run ▶ Bad motor or bad ground
  • Tap on motor ▶ motor starts running – bad brushes

Check the Function of the Shift Valve S5 at the Pump & Motor

• Check voltage at J1 #12 and Ground J-2 #(-) while pushing buttons to engage the shift valve at the pump and motor inside the main tube
• While pushing the knobs to make the motor run, override shift valve S5 by pushing in at the cab of the valve ▶ Gate will tilt up, if not ▶ check the valve and look for damaged wire or loose connections

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and holding for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11 ▶ voltage jumps more than 1 volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check the Function of the Control Buttons (J-30) and Hand Control (J31)

• Check voltage at J30 #4 to Ground J-2 #(-) for power supply of the control buttons
• Check voltage at J30 #5(lift) to Ground J-2 #(-) for lifting signal by pushing up buttons

▶ Signal on J30 #5 ▶ control buttons are ok; if there is no signal, check for damaged wire or loose cables at control buttons or damaged buttons.

Check for Short in Optional Equipment

• Unplug J-3 (foot control), J-41 (B-13, B16, jump J-11 #4 to J-41 #GN) and J-31 (Hand control)
  • Keep the three connectors unplugged (gate will operate without plugs connected, loose auto tilt)
• Unplug J-1 (Main power), wait 10 seconds, and plug J-1 back into the board (Reset the board)
• Plug each connector back, one at a time, and check the functions of the gate after plugging in each

Check the Motor Solenoid Power to Run the Motor

• Check voltage at J-1 #3 to Ground J-2 #(-) while pushing lift knobs to engage motor solenoid
• Check for voltage at small motor solenoid terminals and Ground J-2 #(-) while pushing knobs and listen for clicking of the motor solenoid – no voltage or clicking ▶ check the wire to the motor solenoid
• Check for voltage across the small motor solenoid terminals with test light while pushing knobs

▶ See a light ▶ power is reaching solenoid

• Check for main power at the big solenoid studs; one has voltage; if not, check connections to the battery
• Check both big solenoid studs for voltage while pushing the lifting buttons ▶ if not ▶ solenoid is bad
• Jump large terminals at the motor solenoid
  • If motor runs ▶ motor solenoid is bad
  • If motor does not run ▶ Bad motor or bad ground
  • Tap on motor ▶ motor starts running – bad brushes

Check Battery Power

• Check the resettable Circuit Breaker on top of the battery ▶ Push the Reset Tab back in; if popped out
• Check the fuse on top of the battery (qty 1) and at the circuit board (qty 2) inside the pump and motor box at the mount frame
• Start the van and run the engine at fast idle to charge the battery ▶ if the liftgate starts working, recharge the battery ▶ test the battery and replace it if necessary
• Check power on board between J-11 #4 and J-2 (-) with a voltmeter by pushing the up-function knob and holding for 10 sec with the gate in stored position (DEADHEAD GATE) (above 10 Volt is necessary for proper use of liftgate) ▶ less than 10 V; Jump #2 to #4 on J-11 ▶ voltage jumps more than 1 volt, call PALFINGER for assistance

****DO NOT LEAVE JUMPER ON J-11 – GATE MUST BE SHUT OFF WHEN NOT IN USE****

Check the Function of the Control Buttons (J-30) and Hand Control (J31)

• Check voltage at J30 #4 to Ground J-2 #(-) for power supply of the control buttons
• Check voltage at J30 #3 (lift) to Ground J-2 #(-) for lifting signal by pushing up buttons

▶ Signal on J30 #3 ▶ control buttons are ok; if there is no signal, check for damaged wire or loose cables at control buttons or damaged buttons.

Check for the S5 Valve on the Pump & Motor is not Engaged

• Check Voltage at J1 #12 and Ground J-2 #(-) while pushing buttons to engage the shift valve S5 at the pump and motor inside the box at the mount frame underneath the van
• Override the shift valve S5 by pushing in at the cab on shift valve S5 while pushing the buttons

▶ Gate will close up ▶ check the valve and look for damaged wire or loose connections

Check the Motor Solenoid Power to Run the Motor

• Check voltage at J-1 #3 to Ground J-2 #(-) while pushing lift knobs to engage motor solenoid
• Check for voltage at small motor solenoid terminals and Ground J-2 #(-) while pushing knobs and listen for clicking of the motor solenoid – no voltage or clicking ▶ check the wire to the motor solenoid
• Check for voltage across the small motor solenoid terminals with test light while pushing knobs

▶ See a light ▶ power is reaching solenoid

• Check for main power at the big solenoid studs; one has voltage; if not, check connections to the battery
• Check both big solenoid studs for voltage while pushing the lifting buttons ▶ if not ▶ solenoid is bad
• Jump large terminals at the motor solenoid
  • If motor runs ▶ motor solenoid is bad
  • If motor does not run ▶ Bad motor or bad ground
  • Tap on motor ▶ motor starts running – bad brushes