Lennox DT3530 Installation Instructions Manual

2 001 Lennox Industries Inc.
E
Dallas, Texas
DR4035 FLUSH-FACED MODEL SHOWN
This appliance may be installed in an aftermarket
permanently located, manufactured (mobile) home,
where not prohibited by local codes. This appliance
is only for use with the type of gas indicated on the
rating plate. This appliance is not convertible for
use with other gases, unless a certified kit is used.
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WH Report No. J20046561
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
®
FOR YOUR SAFETY
INSTALLATION
INSTRUCTIONS
DT/DTH/DR/DRH
MERITt
DIRECT VENT
VENTED GAS FIREPLACE/
VENTED GAS FIREPLACE HEATER
850,010M
05/2001
Supersedes 504,023M 11/99

Table of Contents

DT/DTH/DR/DRH Unit Dimensions
Merit Series DT/DTH/DR/DRH
t
Shipping and Packing List
Requirements
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Combustion Air
Location Selection
Installation Clearances
Framing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unit Start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wiring Diagram - Millivolt Gas Valves
Wiring Diagram - Electronic Gas Valves
Repair Parts List
Venting Kits & Available Components
WARNING
If the information in this manual is not
followed exactly, a fire or explosion
may result causing property damage,
personal injury or loss of life.
WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Extinguish any open flames.
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.
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