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Cedar Ridge
h e a r t h
VENT-FREE GAS WALL
HEATER
OWNER'S OPERATION AND
INSTALLATION MANUAL
INFRARED MODELS
MD3TPU AND MD4TPU
PFS
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 va-
pors and liquids in the vicinity of this or any other
appliance.
— 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.
— Installation and service must be performed by a quali-
fied installer, service agency or the gas supplier.
WARNING: This appliance is equipped for Natural and
Propane gas. Field conversion is not permitted other than
between natural or propane gases.
Questions, problems, missing parts? Before returning to your retailer, call
our customer service department at 1-866-573-0674, 7:30 am - 4:15 pm CST,
Monday through Friday or email customerservice@usaprocom.com
®
®
US
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Summary of Contents for Cedar Ridge MD3TPU
- Page 1 VENT-FREE GAS WALL HEATER OWNER’S OPERATION AND INSTALLATION MANUAL INFRARED MODELS MD3TPU AND MD4TPU ® 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.
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety ............3 Operation ..........17 Specifications ..........4 Electrical Wiring ........19 Qualified Installing Agency ......5 Inspecting Burners........20 Product Features ........5 Care And Maintenance ......21 Local Codes..........5 Troubleshooting ........22 Preparing For Installation ......6 Parts ............ -
Page 3: Safety
SAFETY NATURAL AND PROPANE/LP GAS: Natural IMPORTANT: Read this owner’s and Propane/LP gas are odorless. An odor- manual carefully and completely making agent is added to the gas. The odor before trying to assemble, op- helps you detect a gas leak. However, the odor added to the gas can fade. -
Page 4: Specifications
100 lbs. capacity. 6. Do not run heater: • Where flammable liquids or vapors are used or stored. • Under dusty conditions. SPECIFICATIONS Model MD3TPU Model MD4TPU Gas Type Natural Gas Propane Gas Natural Gas Propane Gas... -
Page 5: Qualified Installing Agency
QUALIFIED INSTALLING AGENCY Only a qualified agency should install and a) Installing, testing, or replacing gas piping replace gas piping, gas utilization equipment or accessories, and repair and equipment ser- b) Connecting, installing, testing, repairing, vicing. The term “qualified agency” means any or servicing equipment;... -
Page 6: Preparing For Installation
PREPARING FOR INSTALLATION Before beginning assembly or operation of the product, make sure all parts are present. Ignitor Compare parts with package contents list and Button Control Figure 1. If any part is missing or damaged, Knob do not attempt to assemble, install or operate the product. -
Page 7: Air For Combustion And Ventilation
AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall WARNING: This heater shall not be installed in a confined space not be installed in a room or or unusually tight construction space unless the required vol- ume of indoor combustion air unless provisions are provided for adequate combustion and is provided by the method de-... - Page 8 AIR FOR COMBUSTION AND VENTILATION VENTILATION AIR Ventilation Air From Inside Building Ventilation Air From Outdoors Provide extra fresh air by using ventilation This fresh air would come from an adjoining grills or ducts. You must provide two perma- unconfined space. When ventilating to an nent openings: one within 12"...
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Page 9: Installation
INSTALLATION IMPORTANT: Vent-free heaters add moisture NOTICE: This heater is intended to the air. Although this is beneficial, installing for use as supplemental heat. heater in rooms without enough ventilation air may cause mildew to form too much moisture. Use this heater along with your See Air for Combustion and Ventilation, page primary heating system. - Page 10 INSTALLATION INSTALLING THERMOSTAT SENSING BULB (OPTIONAL) 1. Pull out the sensing bulb from the two clips located in the shipping position. There is no need to take out the two bulb clips. 2. Take out the bulb clip from the hardware package and insert it into the square hole.
- Page 11 INSTALLATION Attaching Mounting Bracket To Wall 5. Place mounting bracket onto wall. Line up last hole on each end of bracket with wall Note: Wall anchors, mounting screws, and anchors. spacers are in hardware package. The hard- 6. Insert mounting screws through bracket ware package is provided with heater.
- Page 12 INSTALLATION INSTALLING BASE FEET 1. Snap the left and right foot columns to- 5. Position the heater to the desired location. gether (see Figure 11). Secure the base feet to the floor by us- ing two Phillips head self tapping screws 2.
- Page 13 INSTALLATION GAS SELECTION 4. Apply thread sealant to the threads on This appliance is factory the connection fitting. While pushing in, preset for propane/LP gas. rotate the fitting clockwise until the threads No changes are required for engage the regulator. After the fitting has connecting to propane/LP.
- Page 14 INSTALLATION CONNECTING TO GAS SUPPLY WARNING: A qualified ser- CAUTION: For propane/ vice technician must connect LP gas, Never connect heater heater to gas supply. Follow all directly to the gas supply. This local codes. heater requires an external regulator (not supplied). Install the external regulator between WARNING: This appliance requires a 3/8"...
- Page 15 INSTALLATION Typical Inlet Pipe Diameters The installer must supply an external regula- Use 3/8" black iron pipe or greater. Installa- tor. The external regulator will reduce incom- tion must include an equipment shutoff valve, ing gas pressure. You must reduce incoming union, and plugged 1/8"...
- Page 16 INSTALLATION CHECKING GAS CONNECTIONS WARNING: Test all gas piping WARNING: Never use an open and connections for leaks after flame to check for a leak. Apply a noncorrosive leak detection fluid installing or servicing. Correct all leaks at once. to all joints. If bubbles form, there is a leak.
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Page 17: Operation
INSTALLATION PRESSURE TESTING HEATER GAS CONNECTIONS 1. Open equipment shutoff valve (see Figure detection fluid to all joints. Bubbles form- 18, page 16). ing show a leak. 2. Open gas supply tank valve. 5. Correct all leaks at once. 3. Make sure control knob of heater is in the 6. - Page 18 OPERATION 6. With control knob pressed in, push down and release ignitor button. This will light pilot. The pilot is attached to the front of burner. The pilot can be seen through the grill. If needed, keep pressing ignitor button until pilot lights. Note: If pilot does not stay lit, refer to Troubleshooting, pages 22 though 25.
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Page 19: Electrical Wiring
OPERATION THERMOSTAT CONTROL OPERATION The thermostatic control used on this model ceed the set temperature. If so, the burner will differs from standard thermostats. Standard shut off. The burner will cycle back on when thermostats simply turn the burner on and off. room temperature drops below the set tem- The thermostat used on this heater senses the perature. -
Page 20: Inspecting Burners
INSPECTING BURNERS IMPORTANT: Owner’s should check pilot flame pattern and burner flame pattern often. Incorrect flame patterns indicate the need for cleaning (see Care and Maintenance, page 21) or service. WARNING: Only a qualified service person should service and repair heater. This includes maintenance requiring replacement or alteration of components. -
Page 21: Care And Maintenance
CARE AND MAINTENANCE WARNING: Turn off heater and let cool before servicing. CAUTION: You must keep control areas, burner, and circulating air passageways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service techni- cian. -
Page 22: Troubleshooting
TROUBLESHOOTING WARNING: If you smell gas: • Shut off gas supply. • 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. Fol- low the gas supplier’s instructions. - Page 23 TROUBLESHOOTING Problem Possible Cause Corrective Action When ignitor button is 1. Ignitor electrode is posi- 1. Replace electrode. pressed in, there is no tioned wrong. Ignitor elec- spark at ODS/pilot. trode is broken. 2. Ignitor electrode is not con- 2. Replace ignitor cable. nected to ignitor cable.
- Page 24 TROUBLESHOOTING Problem Possible Cause Corrective Action Burner(s) does not light 1. Burner orifice is clogged. 1. Clean burner orifice (see after ODS/pilot is lit. Care and Maintenance, page 21) or replace burner orifice. 2. Burner orifice diameter is too 2. Replace burner orifice. small.
- Page 25 TROUBLESHOOTING Problem Possible Cause Corrective Action Heater produces a click- 1. Metal is expanding while 1. This is common with most ing/ticking noise just after heating or contracting while heaters. If noise is exces- burner is lit or shut off. cooling.
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Page 26: Parts
PARTS MODELS MD3TPU AND MD4TPU www.usaprocom.com 200131-01A... - Page 27 PARTS MODELS MD3TPU AND MD4TPU This list contains replaceable parts for your heater. When ordering replacement parts, follow the instructions listed under Replacement Parts on page 28 of this manual. ITEM MD3TPU MD4TPU DESCRIPTION UBD20TNS-101 UBD30TNS-101 Body Panel UBD20T-102 UBD30T-102...
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Page 28: Replacement Parts
REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. • Model and serial number of your heater If they can’t supply original replacement •... -
Page 29: Service Hints
SERVICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burners will have delayed ignition • fireplace will not produce specified heat • propane/LP gas supply might be low (propane/LP units only) You may feel your gas pressure is too low. If so, contact your local gas supplier. TECHNICAL SERVICE You may have further questions about installation, operation, or troubleshooting. -
Page 30: Warranty
WARRANTY KEEP THIS WARRANTY Model _______________________________ Serial No. ____________________________ Date Purchased _______________________ Keep receipt for warranty verification. REGISTER YOUR PRODUCT AT WWW.USAPROCOM.COM IMPORTANT: We urge you to register your product within 10 days of date of installation, complete with entire serial number which can be found on the rating plate. Please fill out the warranty infor- mation above for your personal records.
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