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HEAT-TIMER CORP.
059327–00 REV. C
ETS-LT OPTIONAL FIELD WIRING
WIRING OPTIONAL HIGH TEMPERATURE LIMIT VALVE—MOTORIZED BALL VALVE
(SUPPLIED BY HEAT-TIMER)
04 INSTALLATION INSTRUCTIONS
NOTE
The Motorized Ball Valve used as a High Temperature Limit Valve requires an external 24V transformer
that is provide with the Motorized Ball valve. For mounting of the external 24V transformer reference the
Motorized Ball Valve installation manual—059434–00.
NOTE
Prior to wiring of the Motorized Ball Valve actuator reference the Motorized Ball Valve installation
manual—059434–00 for detail instructions on the removal and re-installation of the actuator cover.
FIGURE 5
HTLV MOTORIZED VALVE ACTUATOR WIRING TO THE ETV MODULE
1 Connect one of the 24Vac transformer outputs to the actuator COMMON terminal on Terminal Block F of the
Motorized Ball Valve.
2 Connect the second 24Vac transformer output to the HTLV Common terminal (12) on the ETS-LT
Control module.
3 Connect the HTLV normally closed (NC) terminal (11) on the ETV module to the Motorized Ball Valve actuator
CLOSE terminal on Terminal Block F.
4 Connect the HTLV normally open (NO) terminal (13) on the ETV module to the Motorized Ball Valve actuator
OPEN terminal on Terminal Block F.
TERMINAL “F“
ACTUATOR
1 2 3
OPEN
CLOSE
COMMON
TRANSFORMER
120
VAC
N
L
Earth Ground
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