Pressure Control Knob - Graco 16H960 Operation, Parts, Repair

Pressure Control Knob

Removal
1. Engage trigger lock and put prime/pressure relief
valve in UP position to relieve pressure.
ti19350a
2. Loosen two set screws (34) from pressure control
knob and remove knob.
30
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34
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Installation
NOTE: Inlet valve must be fully installed before outlet
valve can be installed.
1. Make sure prime/pressure relief valve is in UP posi-
tion. Use a thin screwdriver or allen wrench to turn
outlet valve counter-clockwise until it touches inlet
ball. DO NOT TIGHTEN. Outlet valve should only
be threaded until inlet ball does not move when
touched.
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2. Install pressure control knob. Turn knob fully coun-
ter-clockwise ("0" setting will line up with red dot).
Torque set screws (34) to 40 in-lb (4.5 N•m).
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Repair
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34
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3A2308A