Blue Giant BG ZERO, Owner'S Manual

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8-2.2. Installation
1. Install pump/motor assembly as described in
paragraph 8-2.1.
2. Reconnect hose to pump/motor assembly.
3. Connect electrical leads to motor and solenoid of
pump/motor assembly.
4. Fill the hydraulic reservoir. Use hydraulic oil listed
in Table 2-2 .
5. Disengage the emergency power disconnect
switch and turn on key switch.
6. Operate the lift and lower buttons to refill the
cylinder and lines with hydraulic oil.
7. Check level of hydraulic oil. If required, add
hydraulic oil to bring to proper level. Use hydraulic
oil listed in Table 2-2 .
8. Install the compartment cover as described in
paragraph 4-3.2.
8-2.3. Disassembly and Reassembly
1. Remove the hydraulic pump/motor assembly as
described in paragraph 8-2.1.
2. Refer to Figure 11-8 for disassembly and
reassembly.
8-3. LIFT CYLINDER - MAIN
8-3.1. Removal
1. Engage the emergency power disconnect switch
and turn off key switch.
WARNING:
Relieve pressure off the system prior to
opening any lines.
Before attempting any replacement, make certain
power is disconnected.
CAUTION:
Hydraulic oil can damage parts. Wipe off
any oil immediately. Provide a container
under the line or fitting before discon-
necting.
2. Raise the platform high enough to remove the six
screws and remove the front lower cover.
3. Remove eight screws and remove the front upper
cover.
4. Remove eight screws and remove the top mast
cover.
5. Raise the vehicle high enough from the floor so
that you can access the screw that secures the
cylinder to the mast. Make sure to securely block
the vehicle or use strong supports so that the
vehicle won’t fall down.
6. Once you have removed the screw from
underneath the vehicle lower it to the ground.
WARNING: Support lift cylinder before performing
the following steps to prevent cylinder
from falling.
7. Remove the five screws and lock washers that
holds down the cylinder mount plate at the top of
the mast.
8. Carefully raise lift cylinder assembly up and out of
vehicle.
Figure 8-2 Lift Cylinder - Main
EC_0015
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