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Table of Contents
- 1 To Light Unit
- 2 Gas Valve Location
- 3 Maintaining Your Unit
- 4 Routine Maintenance and Care for the Equipment Owner
- 5 To Shut Unit off
- 6 Indoor-Air Filter Data
- 7 Typical Filter Access Panel Location
- 8 Condenser Fan
- 9 Electrical Controls and Wiring
- 10 Regular Dealer Maintenance
- 11 Combustion Area and Vent System
- 12 Typical Heat Section Detail
- 13 Unit Panels
- 14 Limited Warranty
- Download this manual
User's Information Manual
NOTE TO INSTALLER
This manual should be left with the equipment owner.
FOR YOUR SAFETY
Do not store or use gasoline or other
flammable vapors and liquids in the vicinity
of this or any other appliance.
Improper installation, adjustment, alteration,
service or maintenance can cause injury or
property damage. Refer to this manual. For
assistance or additional information consult
a qualified installer, service agency, or the
gas supplier.
FOR YOUR SAFETY
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not
use any phone in your building.
• Immediately call your gas supplier from
a neighbor's phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier,
call the fire department.
Before performing recommended maintenance, be sure
main power switch to unit is turned off. Electrical shock
could cause personal injury.
Your rooftop combination heating/cooling unit is equipped
with an automatic direct spark ignition and induced draft com-
bustion blower.
Do not attempt to light by hand; personal injury may
result.
TO LIGHT UNIT
1. Do not turn off the electrical power to unit without
first turning off the gas supply.
2. Before attempting to start the gas heating section, fa-
miliarize yourself with all the procedures that must
be followed.
If you do not follow these instructions exactly, a fire
or explosion may result. Property damage, injury, or loss
of life could occur.
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
PC 111
Tab
1a 6a
Single-Package Rooftop Heating/Cooling Units
Catalog No. 564-991
Printed in U.S.A.
INTAKE LOUVERS
BURNER
ACCESS
GAS
VALVE
FLUE VENT
PANEL
Fig. 1A — Gas Valve Location (Sizes 004-007)
Fig. 1B — Gas Valve Location (Sizes 008-014)
See Fig. 1A and 1B for location of gas valve. Refer to
Fig. 2 while proceeding with the following steps.
Step 1 —
Set room thermostat to the lowest temperature
setting and set SYSTEM switch to HEAT or AUTO.
position.
Step 2 —
Close the manual gas valve.
Step 3 —
Turn off the electrical supply to the unit.
Step 4 —
Remove the burner access panel.
Step 5 —
Move the control on the gas valve to the OFF
position and wait 5 minutes.
Step 6 —
Move control on gas valve to ON position.
Step 7 —
Replace the burner access panel.
Form 48TJ-3SO
Pg 1
48TJD005-014
48TJE004-014
48TJF004-012
5-98
Replaces: 48TJ-2SO
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Table of Contents
Related Manuals for Carrier 48TJD005-014
Summary of Contents for Carrier 48TJD005-014
- Page 1 Step 4 — Step 5 — position and wait 5 minutes. Step 6 — Step 7 — Printed in U.S.A. Form 48TJ-3SO 48TJD005-014 48TJE004-014 48TJF004-012 VALVE FLUE VENT Set room thermostat to the lowest temperature Close the manual gas valve.
- Page 2 Step 8 — Turn on the electrical supply to unit. Step 9 — Open the manual gas valve. Step 10 — Set room thermostat selector slightly above room temperature to start unit. The induced-draft combus- tion air fan will start. Main gas valve will open and main burners should ignite within 5 seconds.
- Page 3 STEP 1 STEP 4 48TJD005-009 48TJE004-007 48TJF004-007 48TJD012,014 48TJE008-014 48TJF008-012 STEP 6 STEP 8 STEP 2 48TJD005-009 48TJE004-007 STEP 9 Fig. 2 — To Light Unit STEP 3 48TJF004-007 48TJD012,014 48TJE008-014 48TJF008-012 STEP 5 STEP 7 STEP 10...
- Page 4 STEP 1 48TJD005-009 48TJE004-007 STEP 6 Fig. 3 — To Shut Unit Off STEP 2 STEP 4 48TJF004-007 48TJD012,014 48TJE008-014 48TJF008-012 STEP 5 STEP 3 STEP 7...
- Page 5 Air Filter(s) — Air filter(s) should be checked at least every 3 or 4 weeks and changed or cleaned when necessary. Table 1 indicates the correct filter size for your unit. See Fig. 4 for filter access door location. To replace or inspect filters: 1.
- Page 6 Combustion Area and Vent System — bustion area and vent system should be visually inspected before each heating season. The normal accumulation of dirt, soot, rust, and scale can result in loss of efficiency and im- proper performance if allowed to build up. If your unit makes an unusual or especially loud noises during heating, shut down the heating section and call your dealer.
- Page 7 BEFORE YOU CALL FOR SERVICE, CHECK FOR PROBLEMS THAT CAN BE EASILY SOLVED If insufficient heating or cooling is suspected: ) Check for sufficient airflow. Check the air filter for dirt. Check for blocked return- or supply-air grilles. Be sure they are open and unobstructed.
-
Page 8: Limited Warranty
Contact the installer. You may find his name on the product or in your Homeowner's Packet. If his name is not known, call your builder if yours is a new residence. Contact the nearest CARRIER distributor. (See telephone yellow pages.) Contact: CARRIER CORPORATION Consumer Relations Department P.O.