How To Test The Motor Start Solenoid - Dc Models - Genie AWP Super Series Service Manual

Service Manual
Hydraulic Power Unit
9 Activate the platform up function.
10 The power unit should not be able to lift the
platform. If the power unit lifts the platform,
turn the relief valve counterclockwise until the
platform does not lift. Repeat steps 11 and 12
until the lift relief valve is properly adjusted.
11 Hold the relief valve screw and tighten the lock
nut. Be sure the relief valve screw does not
turn.
12 Remove the weight from the platform.
13 Bleed the hydraulic system by raising the
platform to full height. If the pump cavitates or
the platform fails to reach full height, add
hydraulic oil until the pump is functioning
correctly. Do not overfill the hydraulic tank.
Component damage hazard. Do
not continue to operate the
machine if the hydraulic pump is
cavitating.
14 Install the breather cap and the power unit
cover.
88
3-8 H ow to Test the M otor Start Solenoid - DC Models
3-8
How to Test the Motor Start
Solenoid - DC Models
1
2
Test
Small post to ground
2 large posts
3
Test
2 large posts
AWP Super Series • IWP Super Series
Electrocution/burn hazard.
Contact with electrically charged
circuits could result in death or
serious injury. Remove all rings,
watches and other jewelry.
Electrocution hazard. Disconnect
the ground cable from the battery
before performing this
procedure.
Tag and disconnect the electrical wiring from
the motor start solenoid.
Connect the leads from an ohmmeter to the
following terminal combinations and check the
continuity/resistance.
1 high amp power terminal (large posts)
2 solenoid coil terminal (small post)
Connect 12V DC to the small post and a
ground wire to the case of the solenoid, then
test the following terminal combinations.
September 2016
Desired result
13 to 17Ω
no continuity (infinite Ω)
Desired result
continuity (zero Ω)
Part No. 38139