Graco 24J391 Heat Pump User Manual


 
Maintenance
12 3A2257C
Maintenance
Sight Well Fills With Oil
The oil level in the sight well (2) will rise and fall slightly
during pump operation. Should the oil level in the sight
well rise above the drip tube (4):
1. Remove the sight well plug (1).
2. Allow the pump to continue to operate until the oil
level has dropped below the drip tube (4).
3. Clean sight well plug threads (1). Apply thread seal-
ant (user supplied) to sight well plug.
4. Replace the sight well plug (1), taking care to not
allow any thread sealant into the sight well (2).
5. Torque sight well plug (1) to 35 +
5 in. lbs (3.95 + 0.6
N.m).
Sight Well Runs Dry
Should the oil level in the sight well (2) fall below the
pump body surface:
1. Remove the sight well plug (1).
2. Allow the pump to continue to operate and manually
fill the sight well (2) with filtered oil to below the end
of the drip tube (4).
3. Replace the sight well plug (1).
4. Torque sight well plug (1) to 35 +
5 in. lbs (3.95 + 0.6
N.m).
Sight Glass Replacement Kit
To replace a cloudy or broken sight glass in suction or
gravity fed pumps, order GBL7500 Sight Glass Replace-
ment Kit 24T306. See instruction manual 332560
included with Kit 24T306 for repair and replacement
instructions.
Custom Socket Tool 16Y532
Used with the GBL7500 Sight Glass Replacement Kit for
removing, tightening and torquing the Sight Glass Body
(5). See instruction manual 332560 included with Kit
24T306 for repair and replacement instructions.
I
FIG. 11
1
2
4