Replacing Coupling Assembly - Graco THERM-O-FLOW T7 Series Instructions Manual

Replacing coupling assembly

For replacement parts, see Parts, page 38.
WARNING
To avoid accidental system pressurization or
electrical shock, disconnect power cord and turn
the on/off switch to OFF. Read Warnings, page
3.
WARNING
Wait until equipment/fluid has cooled completely.
Read Warnings, page 3.
1.
Turn tank over to access the motor.
2.
From bottom of tank, remove screws and washers
(23, 24, 25). Pull motor (34) away from bottom of
tank.
34
25
24
23
28
3.
F
4.
5.
6.
Tank Bottom
See F . 6. Using a 1/8 in. hex wrench, remove
IG
motor side set screw (35f). Slide motor side coupler
(35a) from motor shaft.
35a
35e
35d
35f pump side
. 6: Coupling Assembly 118158
IG
See F . 6. Using a 1/8 in. hex wrench, remove
IG
pump side set screw (35f). Slide pump side coupler
(35e) from pump.
See F . 6. Disassemble coupler assembly (35a-f)
IG
inspect for damage and replace.
See F . 6. Reassemble coupler in reverse order.
IG
Lubricate with Krytox
screws (35f) are assembled on motor shaft flat and
are aligned with each other.
35b
35f
motor side
35c
®
lubricant. Make sure set
309832D
Repair