Suction Hose - Graco GM 3000 Instructions-Parts List Manual

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Suction Hose
Models 231-550
and
231-552
INJECTION
HAZARD
To reduce the risk of serious injury,
whenever you are instructed to relieve
pressure, follow the
Pressure
Relief
Procedure
on Dam? 12.
1.
Separate the drain hose (31) from the suction hose
(32).
2.
Pull upward on the hose (32) while unscrewing it
from the inlet tube
(40).
The hose coupling (A)
threads will engage and the hose will separate
from the tube.
3. Replace the o-ring (110) if it is worn or damaged.
4.
Lubricate the +ring (110) and the inlet tube
(40)
threads with light grease.
5.
Align the suction hose coupling with the threads of
the inlet tube
(40).
Tighten the hose onto the tube at
least 4 turns to ensure that the threads have
dkek
&and can function as a swivel joint.
A
CAUTION
Misalignment or cross-threading will damage the
+ring (110) to leak.
parts and/or create shavings which can cause the
40
*
Model
231-550
Shown
m 4
308-620 21