11
307-043
Air
Motor Service
12. Grease
and install the seal (2, 27 or 28) into the air
motor base (F). Install bearing (4) and ring retainer
(3) into the base for Model 206–955. Grease and
install the bearing housing assembly (26 or 27) for
all other models.
13.
Grease and install the bearing housing assembly
(26 or 27) for all Models except Model 206–955, or
seal (2*), ring retainer (3) and bearing (4) for
Model 206–955 into the air motor base (F).
14.
Slide the piston rod (A) down through the bearing
housing assembly
, and lower the piston assembly
(G) into the air motor base (F).
15.
Carefully lower the cylinder (E) straight down onto
the piston assembly (G). T
ighten the six screws
(D) holding the cylinder to the base (F).
CAUTION
T
o avoid damaging the cylinder wall, lower the cylin
-
der straight down onto the piston. Never tilt the
cylinder as it is being lowered.
16.
Grip the trip rod (C) with padded pliers. Remove
the 5/16 nut from the top of the trip rod. Screw the
cap nut (B) onto the trip rod (C), push the cap nut
down, and screw it into the top of the cylinder (E).
WARNING
MOVING P
ARTS HAZARD
Never operate the air motor with the air
motor identification plates removed. The
piston and associated parts can ampu
-
tate a hand or finger caught between
them.
17.
Replace the identification plates (19, 23 or 26)
before operating the air motor
.
18.
Before remounting the the air motor to the pump,
connect an air hose and run the air motor slowly
,
starting with just enough air pressure to make the
air motor run, and make sure that it operates
smoothly.
19.
Reconnect the ground wire before regular opera
-
tion.
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