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White-Rodgers M30 Thermostat Instruction Manual
CONTENTS
1
2
3
4
5
6
7
8
Preparations ...........................................
Thermostat Features ..............................
Removing Old Thermostat......................
Mounting and Wiring...............................
Set Heat Anticipator................................
New Thermostat Operation.....................
Specifications .........................................
Troubleshooting ......................................
Installation Instructions for
Model M30
YOUR THERMOSTAT REPLACES
Description
PREPARATIONS
1
Assemble tools required as shown below.
Standard Heating & Cooling Systems - 4 or 5 wires
No
Standard Heat Only Systems
Millivolt Heat Only Systems - Floor or Wall Furnaces
Standard Central Air Conditioning
Gas or Oil Heat
Yes
Yes
No
HAND OR POWER
DRILL WITH 3/16 INCH
Yes
Yes
Yes
No
FLAT BLADE SCREWDRIVER
DRILL BIT, IF NEEDED
WIRE CUTTER/STRIPPER
Electric Furnace
Hydronic (Hot Water) Zone Heat - 2 Wires
Hydronic (Hot Water) Zone Heat - 3 Wires
Heat Pump
Failure to follow and read all instructions carefully before
installing or operating this control could cause personal
injury and/or property damage
No
Baseboard Electric Heating or Line Voltage
(120 or 240 Volt)
No
REMOVING OLD THERMOSTAT
3
THERMOSTAT FEATURES
2
ANTICIPATOR
CAUTION
!
To prevent electrical shock and/or equipment damage,
disconnect electrical power to the system at the main fuse
or circuit breaker until installation is complete.
MOUNTING SCREWS
Beforeremovingwiresfromoldthermostat’sswitchingsubbase, label
each wire with the terminal designation it was removed from.
1. Remove OldThermostat: A standard heat thermostat consists
of two basic parts:
a. The cover, which may be either a snap-on or hinge type.
BASE
b. The base, which is removed by unscrewing the mounting
screws that hold it on the wall or adaptor plate.
Make a note here of the anticipator setting on the
old thermostat for future reference and use in step 5.
Theheatanticipatorpointer, ifadjustable, willbesetatoneofaseries
of numbers representing the current rating of the primary control in
your furnace. The number will be one of the following: .2, .4, .8, etc.
or 0.2, 0.4, 0.8, etc.
COVER
Adaptor Plate
Figure 1.
If no heat anticipator/indication is showing, do not be concerned;
move on to the next step.
PART NO. 37-7270B
1546
| General | Details |
|---|---|
| Name | White-Rodgers M30 Thermostat Instruction Manual |
| Make | WHITE RODGERS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.18 MB |

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White-Rodgers M30 Manual: Questions and Answers
Where is the heat anticipator located on this thermostat?
On the base, indicated by a pointer that you rotate to adjust the setting. Instruction Manual, p. 2
How do I install the White-Rodgers M30 and connect it to my heating system?
Mount the base to the wall using the provided screws, then attach one wire to R and the other to W on the base.
- Mount base to wall using screws provided.
- Attach one wire to terminal R.
- Attach the other wire to terminal W. Instruction Manual, p. 2
How do I adjust the heat anticipator on the White-Rodgers M30?
Rotate the contact arm on the base to match your furnace's current rating or your old thermostat's setting.
- Locate the contact arm on the base.
- Rotate counterclockwise to lengthen heating cycles or clockwise to shorten them.
- Align the pointer with the desired current rating number on the base.
- Do not adjust by more than half a marking at a time. Instruction Manual, p. 2















