Ritetemp 8035C User Manual download pdf (Page 4)

PG 5

Please be aware of the following power options.

1) The 8035C can run on batteries only. (2AA Alkaline) 

The batteries will last well over 1 year. If the batteries are not replaced the

thermostat will stop working.

2) The 8035C can run on the C wire if available. 24VAC ONLY

As shown in the wiring diagrams, The C wire is the other side of the 24VAC

heating transformer. If the C wire is used, the batteries are then for AC power

loss only and will last much longer. The thermostat will continue working if the

batteries die.

5 Install Batteries

The 8035C requires batteries to operate

your furnace and retain its programming in memory.

Switch MODE switch to OFF and the FAN switch to

AUTO.

Insert 2 AA alkaline batteries according to the

polarity noted in the compartment.

Press the RESET button to clear transient program

memory. Initially, all LCD segments will go off.

NOTE: Replace the batteries when this LOW battery

indicator appears on the display or once a year. When

replacing batteries, you have approximately 1/2

minute before your custom program is lost.

4 Gas-Electric Selection

6 Power Options

PG 6

REFER to the back of the Control Unit:

ï If you have Electric Heat or a Heat

Pump (without auxiliary heat) you must

place the Gas/Electric jumper in the

ELECT position (thermostat controls the

Fan).

ï If you have Gas Heat the Gas/Electric

Jumper should be in the GAS position

(furnace controls the Fan ).

Gas/ Electric

jumper

Rear View of control unit

GAS ELECT

1 2 3 4 5 6 7 8 9

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Ritetemp 8035C User Manual Page 4