Hearth and Home Technologies RCTS-MLT Installation And Operating Instructions Manual page 3

Alternative Wiring for units with a wall switch
Disconnect the wall switch wire from the TH terminal on
the valve and connect this wire to male connector supplied
on the receiver. Connect remaining female connector from
receiver to the TH terminal on the valve.
Adding Optional Fan/Blower
Plug 2-prong fan cord directly into the 3 prong polarized
plug on the back of the receiver (see Figure 3). This
receptacle output is 110/120 VAC, 3 AMP.
(Receptacle on back)
LEARN
REMOTE
RECEIVER
Figure 3. Adding Fan/Blower
NOTE: All steps required for installation of the fl ame controller
MUST be done by a qualifi ed gas service technician.
Installing Regulator Tower
NOTE: A manometer MUST be used to set the manifold
pressure on the gas valve.
1. Using a Torx T20, or slotted screwdriver, remove and
discard the three pressure regulator mounting screws
(A), pressure regulator tower (B), and the spring and
diaphragm assembly (C) See Figure 5.
2. Ensure the rubber gasket (D), which is pre-fi tted as
part of assembly (E), is properly positioned and install
the new pressure regulator tower using the supplied
screws (F). Tighten screws securely (Reference torque
= 25 lb-in.) and remove cover screw (G).
3. Insert the correct plunger into the fl ame control
solenoid (BLUE = NATURAL GAS, RED = PROPANE).
See Figure 4.
JAM NUT
FLAME CONTROL
SOLENOID
Figure 4. Plunger insertion
110/120 VAC, 3A
Line cord
from fan
PLUNGER
REGULATOR
TOWER
F
Figure 5. Installing Regulator Tower
3
A
B
C
G
E
D