Atwood Mobile Products Model 8940 - Manual

1
THIS INSTRUCTION MANUAL IS FOR USE BY AN AUTHORIZED SERVICE
TECHNICIAN TO INSTALL AN ATWOOD
- hydro flame
TM FURNACE .
INSTALLER
:
LEAVE THIS MANUAL WITH APPLIANCE
.
CONSUMER
:
RETAIN THIS MANUAL FOR FURTHER REF
-
ERENCE
.
This furnace design has been certified for installation in recre-
ation vehicles as a MSP Category III furnace. Follow this installa-
tion instruction to insure safe operation of the furnace. Failure to
install furnace according to this installation instruction nullifies
the furnace warranty.
SAFETY ALERT SYMBOLS
Safety Symbols alerting you to potential personal safety hazards.
Obey all safety messages following these symbols.
ƽ
WARNING
ƽ
CAUTION
avoid possible avoid possible
injury or death injury and/or property damage
INDEX
FURNACE SPECIFICATIONS ..............................................................1
DIMENSIONS ..................................................................1
WEIGHT ........................................................................1
MINIMUM CLEARANCE TO FLOORBOARDS , WALLS ,
& SIMILAR COMBUSTIBLE BUILDING MATERIALS .................................. 2
SAFETY INFORMATION .................................................................. 1-2
FURNACE INSTALLATION .................................................................. 2
WALL CUTOUT HORIZONTAL & VERTICAL
.............................................. 2 - 3
DUCTING HORIZONTAL & VERTICAL
........................................................ 3
Flexible Ducting ...................................................................... 3
Hard Ducting ........................................................................ 3
OPTIONAL INSTALLATION - BOTTOM DISCHARGE KIT
.................................. 3
GAS CONNECTION ........................................................................ 3
ELECTRICAL CONNECTIONS .......................................................... 3-4
Conductor Sizing Table ............................................................ 3
12 volt DC Models ................................................................ 3-4
120 volt AC Models ................................................................ 4
Thermostat .......................................................................... 4
DOOR INSTALLATION HORIZONTAL & VERTICAL
.......................................... 4
RAIN SHIELD INSTALLATION ............................................................ 4
DRAFT CAP ASSEMBLY .................................................................. 4
CONVERTIBLE GAS CONTROL
........................................................ 4-5
Valve Conversion .................................................................... 4
Orifice Replacement ................................................................ 5
SYSTEM CHECK TESTS .................................................................... 5
PROPANE GAS PRESSURE
.............................................................. 5
STATIC PRESSURE ........................................................................ 5
AC & DC WIRING DIAGRAMS ............................................................ 5
ILLUSTRATIONS ............................................................................ 6
REPLACEMENT PARTS LIST & DRAWING .............................................. 7
SPECIFICATIONS * (W.C. = Water Column)
MODEL # 8935 8940 8935 8940
DCLP - III DCLP - III ACLC - III ACLC - III
BTU Input 35,000 40,000 35,000 40,000
Output BTU/HR 27,300 31,200 27,300 31,200
Type Gas LP LP LP/NAT LP/NAT
Duct Static Pressure - .10˝ W.C.* .10˝ W.C. .10˝ W.C. .10˝ W.C.
Power Supply ( VOLTS ) 12-DC 12-DC 120-AC 120-AC
Watts 132 132 360 360
Amperage 11 11 3 3
MINIMUM RETURN AIR 80 in 2 80 in 2 80 in 2 80 in 2
DIMENSIONS
WEIGHT ALL MODELS WITH DOOR WIDTH HEIGHT DEPTH
Casing 16-1/2˝ 9-1/8˝ 23-1/2˝ FURNACE 38 lbs.
Door 19-1/4˝ 9-1/4˝ 1/4˝ SHIPPING 45 lbs.
Recess Bezel 20-9/16˝ 11-1/2˝
ENGLISH, FRANCAIS
(et Canada)
•Installation
Effective 11/27/06
LITERATURE NUMBER MPD 32046
hydro flame ®
8900-III Series Furnace
MODELS
8935, 8940
Technical Installation Manual
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.
—
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Evacuate all persons from vehicle.
• Shut off gas supply at gas container or source.
• Do not touch any electrical switch, or use any
phone or radio in vehicle.
• Do not start vehicle’s engine or electric generator.
• Contact nearest gas supplier or qualified Service
Technician for repairs.
• If you cannot reach a gas supplier or qualified
Service Technician, contact the nearest fire
department.
• Do not turn on gas supply until gas leak(s) has
been repaired.
— Installation and service must be performed by a
qualified Service Technician, Service Center or
gas supplier.