Graco 24J394 Heat Pump User Manual


 
Setup
6 3A2257C
Suction Fed Models (FIG. 4)
1. Remove the sight well plug (1) and outlet plug (5).
Discard outlet plug (5).
2. Fill the sight well (2) to the top with appropriately fil-
tered oil.
3. Operate the hand priming assembly (3) until the oil
level drops below the end of the drip tube (4).
4. Apply thread sealant (user supplied) to sight well
plug (1).
5. Replace the sight well plug (1), taking care to not
allow any thread sealant into the sight well (2).
6. Torque sight well plug (1) to 35 +
5 in. lbs (3.95 + 0.6
N.m).
7. Continue to hand prime until oil expelled from the
outlet (6) is free of air.
8. If all oil is evacuated from sight well (2), repeat steps
2 - 7 as often as necessary, until all air has been
expelled.
Gravity Fed Models (FIG. 5)
NOTE: In the following instructions, the fill line refers to
the inlet line.
1. Remove and discard the sight well plug (1) and out-
let plug (5).
2. Fill the sight well (2) to the top with appropriately fil-
tered oil.
3. Operate the hand priming assembly (3) until the oil
level drops below the end of the drip tube (4) (F
IG.
4).
4. Apply thread sealant (user supplied) to fill line fitting.
5. Connect fill line to sight well (2), taking care to not
allow any thread sealant into the sight well.
6. Torque fill line fitting to 35 +
5 in. lbs (3.95 + 0.6
N.m).
7. If installed, open oil supply valve located upstream
from the pump.
8. Continue to hand prime until oil expelled from outlet
(6) is free of air.
9. If all oil is evacuated from sight well, repeat steps 2 -
8 as often as necessary, until all air has been
expelled.
FIG. 4
3
1
2
4
5
6
FIG. 5
3
1
2
5
6