Operation
Operation
1 Load and prime gun as required.
2 Wipe end of coupler (7) and fitting to be
lubricated with a clean cloth.
3 Attach coupler to lubrication fitting.
4 Operate lever (4) with either a partial or
full stroke until required amount of prod-
uct is dispensed.
5 Remove coupler from fitting with a side-
ways motion.
Loading
Cartridge Loading
1 Unscrew head assembly (2) from
cylinder (3) († Fig. IPB 1, page 6).
2 Pull follower rod outward from cyl-
inder cap (5).
3 Engage groove in follower rod with slot
in cylinder's cap († Fig. 1, page 4).
(Engage first groove on Model 500-L.
The second groove is used when filling
from a loader pump or suction loading.)
4 Remove plastic cap from cartridge and
discard.
5 Apply a film of grease to exposed inside
surface of cartridge. (This is only neces-
sary for a new gun.)
6 Insert cartridge into cylinder (open end
first) until metal lip seats.
7 Remove tabbed seal from cartridge and
discard.
8 Screw head assembly onto cylinder.
Tighten head assembly securely to
cylinder.
9 Disengage follower rod from slot in cyl-
inder's cap.
10 Push and rotate follower rod into
cylinder.
11 Prime gun according to section entitled
Priming (page 4).
WARNING
Gun is equipped with a low-pressure
loader fitting (1). Do not substitute with
a high-pressure grease fitting. Personal
injury can occur due to excessive
pressure.
Use of a grease fitting will void
warranty.
CAUTION
Loader fitting on gun must mate with
loader coupler († Fig. 2, page 5). Pump
may not operate if components are not
compatible.
Loading from a loader pump
1 Wipe loader fitting (1) with a clean cloth.
2 Pull follower rod outward from cylinder
cap (5). At the same time, rotate rod to
allow locking tabs access through
back-up plate († Fig. 3, page 5).
3 Rotate rod and allow locking tabs to con-
tact back-up plate.
4 Remove cap on pump's loader coupler.
5 Seat loader fitting into loader coupler
(† Fig. 2, page 5).
6 Operate pump and view movement of
follower rod.
7 Discontinue pump operation once groove
on follower rod is visible. (Second groove
should be visible on model 500-L.)
8 Push and turn follower rod into cylinder.
9 Prime gun according to section entitled
Priming (page 4).
3
Suction loading
1 Unscrew head assembly (2) from
cylinder (3).
2 Insert head of cylinder below surface
of grease.
3 Slowly pull follower rod outward from
cylinder cap until groove is visible.
(Second groove should be visible on
model 500-L.)
4 Engage groove in follower rod with slot
in cylinder's cap († Fig. 1, page 4).
5 Screw head assembly onto cylinder.
Tighten head assembly securely.
6 Push and rotate follower rod into
cylinder.
7 Prime gun according to section entitled
Priming (page 4).