Honeywell T8600 User Manual

1 69-0575—1
TG586A
Locking Cover for
Chronotherm
®
III Thermostats
R. R. • Rev. 1-95 • ©Honeywell Inc. 1995 • Form Number 69-0575—1
One model provides all the display options shown in
Fig. 1. It also allows display of LEDs (light emitting
diodes) on thermostat models with subbase LEDs.
NOTE: System switches cannot be changed when locking
cover is secured.
Fig. 1—Locking cover display options.
E
N
R
G
. S
A
V
.
SYSTEM
W
A
R
M
E
R
C
O
O
LE
R
E
N
R
G
. S
A
V
.
SYSTEM
TIME AND TEMPERATURE DISPLAY
AND PROGRAMMING
KEYS COVERED.
VISIBLE TIME AND
TEMPERATURE
DISPLAY.
VISIBLE TIME AND TEMPERATURE
DISPLAY WITH ACCESS TO
PRESENT SETTING/
WARMER/COOLER
KEYS.
M9843
P
R
E
S
E
N
T
S
E
TTIN
G
Application
The TG586A Locking Cover protects T8600, T8601,
T8602, T8603, T8611 and T8621 Microelectronic
Chronotherm
®
III Thermostats against tampering and dam-
age. It replaces the thermostat cover without removing or
adjusting the thermostat.

Honeywell T8600 Specifications

General

Compatibility	24V HVAC systems
Wi-Fi Enabled	No
Battery Backup	No
Stages	1 Heat/1 Cool
Backlight	No
Hold Function	Yes
Voltage	24V AC

Summary

Application Overview

Product Protection and Compatibility

Protects Chronotherm III thermostats against tampering and damage.

Display Options and LED Support

Supports multiple display options and thermostat LEDs.

System Switch Limitation

System switches are inaccessible when the locking cover is secured.

Installation Guide

Installation Precautions

Read instructions carefully, ensure product suitability for application.

Thermostat Compatibility

TG586A is compatible only with specific Chronotherm III models.

Removing Existing Thermostat Cover

Steps to detach the original thermostat cover.

Installing the Locking Cover

Instructions for attaching the locking cover.

Locking Cover Installation Options

Install with cover insert for full protection or partial access.

Removing the Locking Cover

Instructions for detaching the locking cover.

Setting Adjustments

Adjusting Temperature (Cover Removed)

Raise or lower temperature using WARMER/COOLER keys when cover is off.

Important: Present Setting Key

Press PRESENT SETTING key before adjusting temperature.

Temperature Adjustment Procedure

Steps for adjusting temperature in Heat or Cool modes.

Auto Changeover Mode Adjustment

Procedure to change mode in Auto Changeover models.