12
Rev. 1/23
GB784SH INSTALLATION TOOL S/N: 1008 AND ABOVE
PLEASE CONTACT GAGE BILT FOR ALL OTHER SERIAL NUMBERS.
1. Stand handle assembly (744129) on floor, stretch hose and head assembly upward and lay flat on a table or bench. When bleeding
tool always keep the head assembly higher than the handle assembly.
2. Attach air bleeder assembly (704153) to side hole of manifold
-
handle (745303) hole marked
“
P
”
in an upright position.
3. Connect the tool to air supply and cycle tool ten times holding the actuator assembly
-
air (704130) down for 2
-
3 seconds between
cycles to remove any air from the tool.
4. Disconnect air supply. Remove air bleeder assembly (704153) from side hole of manifold
-
handle (745303) hole marked
“
P
”
and
replace with button head cap screw (402482) and stat
-
o
-
seal (S572). Torque 35 inch lbs. (3.95 Nm). Do not over tighten.
5. Remove rear button head cap screw (402482) and stat
-
o
-
seal (S572) from head cylinder (784221) and attach air bleeder assembly (704153)
in an upright position.
6. Connect air supply. Cycle tool ten times removing any air bubbles.
7. Disconnect air supply. Remove air bleeder assembly (704153) from rear bleeder hole on head cylinder (784221) and replace button
head cap screw (402482) and stat
-
o
-
seal (S572). Torque to 35 inch lbs. (3.95 Nm). Do not over tighten.
8.
Connect air supply. Cycle tool five times and check stroke of
.875” (22.2
mm) Min. using instructions a thru c and diagrams below.
We recommend using calipers.
a. With the actuator lever assembly released (704343), check dimension (A).
b. While holding actuator lever assembly (704343) in, check dimension (B).
c. Add dimension (B) to dimension (A). If stroke is not consistent within 1/64" (.396 mm) repeat bleeding procedure
until stroke met.
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.
BLEEDING PROCEDURE:
Images may not reflect actual tool
Air Bleeder
Assembly
(704153)
Hole marked
“
P
”
on side of
Manifold
-
Handle (745303)
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) should be all the way down.
CAUTION:
When forcing piston rod assembly (744136) downward, with head cylinder (784221) removed, hydraulic oil will eject forcibly
from handle assembly (744129).
CAUTION:
When bleeding tool, ensure tubing is free from kinks or other obstructions.
Note:
•
Air Bleeder Assembly (704153) (sold separately) is required.
* FILLING & BLEEDING VIDEO AVAILABLE AT:
http://www.gagebilt.com/rivet_tools_videos.php
BUTTON HEAD CAP SCREW (402482)
& STAT
-
O
-
SEAL (S572)
(REAR BLEEDER HOLE)
BUTTON HEAD CAP SCREW (402482)
& STAT
-
O
-
SEAL (S572)
(FRONT BLEEDER HOLE)
