12
Rev. 6/22
GB745 INSTALLATION TOOL S/N: 3569 AND ABOVE
PLEASE CONTACT GAGE BILT FOR ALL OTHER SERIAL NUMBERS.
FILLING & BLEEDING PROCEDURE CONTINUED:
Images may not reflect actual tool.
10. Connect air and cycle tool to rear position and disconnect air.
11. Carefully remove button head cap screw (402482) and stat
-
o
-
seal (S572) from hole stamped #2 (
WARNING:
Hole #2 may be under
pressure) and attach air bleeder assembly (704153) to hole stamped #2.
12. Reconnect tool to air supply, using 40
-
50 P.S.I. Cycle tool ten times. Then cycle tool to rear position and disconnect air.
13. Remove air bleeder assembly (704153) and replace button head cap screw (402482) and stat
-
o
-
seal (S572) to hole stamped #2 and
torque to 35
-
40 inch lbs. (3.95
-
4.52 Nm). Do not over tighten.
14. Connect tool to air supply using 40
-
50 P.S.I. and cycle tool ten times.
15. Using a pair of calipers, check tool for full stroke
(.620”) (15.75
mm). With the actuator lever assembly (704343) released, check dimension
“
A
”.
While holding actuator lever assembly (704343) in, check dimension
“
B
”.
Subtract
“
A
”
dimension from
“
B
”
dimension.
If Dim
“
A
”
does not check full forward (.147±.015), DISCONNECT AIR SUPPLY, remove button head cap screw (402482) and stat
-
o
-
seal (S572) from right hole (stamped #1) and attach air bleeder assembly (704153).
Then remove button head cap screw (402482) and stat
-
o
-
seal (S572) from left hole (stamped #2).
Insert a
3/8”
Allan wrench in back of piston (745310) and manually push the piston (745310) full forward until dim
“
A
”
checks correct.
Replace stat
-
o
-
seal (S572) and button head cap screw (402482) into left hole (stamped #2).
The tool is now ready to repeat steps 6 –
14.
For your consideration, Gage Bilt offers a depth gage (Pt.# A
-
1935) to help simplify and more accurately check your tool stroke.
Please contact Gage Bilt for more information.
Bleeder hole #2 on head cylinder (745366)
Button head cap screw (402482) & stat
-
o
-
seal (S572)
Air Bleeder
Assembly
(704153)
Note:
•
Air Bleeder Assembly (704153) is required.
•
To replace a small amount of oil in the tool, cycle tool to rear position, disconnect air & follow steps 6
-
14 below.
WARNING:
Do not cycle tool without air bleeder assembly (704153), or the screw and stat
-
o
-
seal, installed in tool head. Severe
personal injury could result.
WARNING:
Use CAUTION when removing screws, air bleeder assembly (704153) and fill bottle (745263). Hydraulic oil may be
under pressure.
CAUTION:
Before filling handle assembly (744129), air piston assembly (744121) must be all the way down.
CAUTION:
When forcing piston rod assembly (745344) downward, with head cylinder (745366) removed, hydraulic oil will eject forcibly
from handle assembly (744129).
CAUTION:
When bleeding tool, ensure tubing is free from kinks or other obstructions.
