Graco 312769D Septic System User Manual


 
Installation
8 312769D
Connect Air Lines
1. 5:1 Monark pump only: Install air regulator kit (22).
2. 10:1 President pump only: Remove 3/8 npt nipple
from air regulator kit (22). Install reducing nipple
(42) in air motor inlet and connect air regulator kit.
See page 11.
3. Shut off air valves (V) at feed pumps (1).
4. If only using a Monark 5:1 or T2 2:1 feed pump:
Install air line (5) with quick disconnect coupler pro-
vided.
5. For President 10:1 Pump only: connect air line and
quick disconnect coupler, not included, to air regula-
tor (22).
6. If only using an agitator:
a. Connect air line (55) and coupler (56) into fitting
(54).
7. If using a feed pump and agitator:
a. For Monark 5:1 pump only: Interconnect tee fit-
ting (2) and quick disconnect fitting (23) on
pump with air hose (5).
Trapped air can cause the pump to cycle unexpectedly,
which could result in serious injury from splashing or
moving parts.
V
1
5
r_256276_312769_2A
256276 5:1 Pump Kit Shown
quick disconnect
22
A
H
54
53
52
B
55
r_256274_312769_2A
56
Shown in 20 gallon hopper.
ti18688a
54
2
23
5
55
256276 5:1 Pump Kit Shown
Shown in 20 gallon hopper.