Thermolator TW Series UGH025-0504
6-26 TROUBLESHOOTING
REPAIRING
SOLENOID
VALVES
Nameplate
Cover*
Yoke*
Housing*
7/8" Dia. Hole
for 1/2" Conduit
Solenoid Base
Sub-Assembly
0.9375-26 UNS-2A
Thread
Core (AC)
Tapped Hole in Core
0.250-28 UNF-2B
0.38 Minimum Full Thread
or
Retaining Clip*
Retaining Cap*
Sleeve*
Grounding Wire
(Not present on
all constructions)
Insulating Washer
Sleeve*
*Indicates Parts Supplied
in Solenoid Enclosure Kit
Coil
Insulating Washer
Spring
Washer
*
Housing*
with Nameplate*
Alternate Construction with
Nameplate on Housing
*Indicates Parts Supplied
in Solenoid Enclosure Kit
Cover*
Yoke*
7/8" Dia. Hole
for 1/2" Conduit
Solenoid Base
Sub-Assembly
0.9375-26 UNS-2A
Thread
Core (AC)
Tapped Hole in Core
0.250-28 UNF-2B
0.38 Minimum Full Thread
or
Retaining Clip*
Sleeve*
Grounding Wire
(Not present on
all constructions)
Sleeve*
Coil
Reassemble the valve and other components.
Reassemble in reverse order. Seal all pipe fittings
with pipe sealant. Check that all flows are in the correct
direction. Check for leaks before resuming operation.
9
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