TH52D2-R_ii_161005
Pg 3
3
4
FINISHED WALL
VALVE (1) shall be located in framed wall so that
FINISHED WALL (7) falls within the MIN/MAX
limits stated on MUDGUARD (4)
The Maximum GAP (8) between FINISHED (7) and
MUDGUARD (4) shall be no more than
1
∕
16
” to allow
for proper trim coverage
These finished wall requirements are necessary for
proper fit of trim as described in TO-TH1L-XX, TO-
THC1L-XX & TO-THF1L-XX ½ Thermostatic Trim
with Dual Volume Control Installation Instructions
MAINTENANCE
Thermostatic Cartridge Service
Shut off water supply to thermostatic cartridge by
turning hot & cold SERVICE STOP SCREW (9)
clockwise (inward) until screw stops
Remove CARTRIDGE NUT (10) from the BODY
(1)
Gently pull THERMOSTATIC CARTRIDGE (11) out
of BODY (1) (rotating cartridge while pulling may
assist in removal)
Rinse cartridge screens under running water to
remove any possible debris
Prior to installing THERMOSTATIC CARTRIDGE
(11) into BODY (1), apply a thin film of non-
petroleum based grease onto O-RING (12)
Align THERMOSTATIC CARTRIDGE STEM (11a)
indentation or ink line with THERMOSTATIC
CARTRIDGE GROOVE (11b) and insert
THERMOSTATIC CARTRIDGE (11) into BODY
(1) with THERMOSTATIC CARTRIDGE GROOVE
(11b) straight up at 12 o’clock position
Tighten CARTRIDGE NUT (10) to 10 ft-lbs
Open water supply to thermostatic cartridge by
turning hot & cold SERVICE STOP SCREW (9)
counter-clockwise (outward) until screw stops
Check Valve Service
Shut off water supply to valve inlets at main or valve
upstream from BODY (1)
Remove CHECK VALVE (13) from BODY (1)
Rinse CHECK VALVE (13) under running water
Prior to installing CHECK VALVE (13) into BODY
(1), apply a thin film of non-petroleum based
grease onto O-RING (14)
Tighten CHECK VALVE (13) to 10 ft-lbs
1
∕
16
”
Gap between
Mudguard & Finished
Wall
WARNING: Forcibly rotating
thermostatic cartridge stem prior to
installing handle trim, will damage
cartridge and void warranty.
5” MAX
MIN
Finished
Wall
MAX
Finished
Wall
5½” MAX
