8
REV. 4/15
OVERHAUL
WARNING
:
Disconnect tool from its air source before performing overhaul.
WARNING
:
Tool must be maintained in a safe working condition at all times and examined on a daily basis for damage or
wear. Any repair should be done by qualified personnel trained on Gage Bilt procedures.
WARNING
:
When operating, repairing or overhauling tool, wear approved eye protection. Do not look in front of tool or
rear of tool when installing fastener.
WARNING:
Depress actuator lever assy and disconnect from air, with the piston in the rear position, before overhaul.
Severe personal injury may occur if air hose is not disconnected.
USE CAUTION
when forcing piston rod
assembly downward with head cylinder removed. Hydraulic oil will eject forcibly from handle assy.
The disassembly and re-assembly procedure can be accomplished by utilizing the following instructions and drawings. Use extreme
care during disassembly and re-assembly not to mar or nick any smooth surface that comes in contact with seals. Before installing
seals, always apply a good lubricant, such as Lubriplate®, to the surfaces. It is recommended that tool kit (GB740TK) be used to
facilitate overhaul. A complete overhaul can be achieved by the use of Service Kit (752021) which contains a complete set of o'rings,
back-up rings, screws, washers and gasket.
Part No.
Description
704149
Piston Rod Wrench
704150
Packing Plug Wrench
704151
Power Cylinder Tool
704152
Seal Guide
704153
Bleeder Bottle
S1178
Valve Extractor
744251
Valve Spring Installation Tool
744152
Valve Sleeve Removal Tool
GB740TK Service Tool Kit Includes:
(704214 CATCHER BAG SHOWN ABOVE IS SOLD SEPARATELY)
704214
STEM CATCHER BAG
704149
PISTON ROD WRENCH
704151
POWER CYLINDER TOOL
704152
SEAL GUIDE
704150
PACKING PLUG WRENCH
704153
BLEEDER BOTTLE
744251
VALVE SPRING
INSTALLATION TOOL
744152
VALVE SLEEVE
REMOVAL TOOL
S1178
VALVE
EXTRACTOR
REMOVING 704130 AIR ACTUATOR ASSY
CAUTION:
Air actuator assy can break if not careful.
1. Remove actuator lever assy (704343) including pin.
2. With actuator lever assy (704343) removed, insert a 5/8” (15.9 mm) open end
box wrench around air actuator assy (704130).
3. Turn wrench to the left slightly to loosen the air actuator assy (704130).
4. Remove wrench. Unthread and remove the air actuator assy (704130) with
fingers from the handle assy (700326).
INSTALLING 704130 AIR ACTUATOR ASSY
CAUTION:
Do not over tighten air actuator assy. Snug tighten only.
1. Apply Teflon® tape onto threads of air actuator assy (704130) one to two wraps.
2. Thread the air actuator assy (704130) all the way into handle assy (700326) with fingers.
3. Insert and turn 5/8” (15.9 mm) wrench and snug tight approximately 1/4-1/2 turn.
4. Re-attach the actuator lever assy (704343) with pin.
Image may not reflect actual tool
