Graco 204490, Инструкция по эксплуатации

Страница: 10 / 28

Typical Installation
10 306556T
Secure Pump Position
Refer to F
IG
. 5 and F
IG
. 8 for the following steps.
1. Adjust the pump height by sliding the pump support
(64) up or down, until the pump intake is 0.12 in.
(3.2 mm) above the mounting base (102, F
IG
. 3).
2. Tighten the screws (68) on the lower pump bracket
(83).
3. Slide the upper pump support bracket (83) up or
down (the pump support (64) tubing flexes slightly)
until the pump is in a true vertical position.
4. Tighten the screws (68) on the upper pump bracket.
Installation of Hoses and Valves
NOTE: Use thread sealant on all male threads except at
the swivel unions.
Refer to F
IG
. 9 and F
IG
. 17 for the following steps.
1. Remove the plug from the top of the elevator cap
and screw it into the air inlet (E) in the elevator base
(F
IG
. 9).
2. Screw the restrictor valve assembly (42) into the
elevator cap.
3. Screw the 1/4 x 1/8 npt adapter (85) into the
restrictor valve (F
IG
. 9).
4. Install the 1/4 x 3/8 npt adapter (89) (F
IG
. 9).
5. Connect one end of the 36 in. (914 mm) hose into
the adapter and connect the other end of the hose
into the elevator valve’s (27) union (82) (F
IG
. 9).
6. Route the hose inside the arms of the pump support
(64) (F
IG
. 8).
7. Install user-supplied bleed-type master air valve into
the pump’s air supply line.
F
IG
. 8:
68
83
64
The bleed-type master air valve is required in the
system to relieve air trapped between this valve and
the pump after the air is shut off. Trapped air can
cause the pump to cycle unexpectedly and cause
serious injury, including amputation and skin injection.
Position the valve close to the pump.
F
IG
. 9:
85
27
89
E
Elevator Cap
42