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VENT-FREE YELLOW FLAME GAS LOG
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.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
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
HEATER
MODELS
WZ(N,L)18HLA
WZ(N,L)24HLA
WZ(N,L)18MVA
WZ(N,L)24MVA
WZ(N,L)30MVA
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Table of Contents
Related Manuals for Procom WZN18HLA
Summary of Contents for Procom WZN18HLA
- Page 1 VENT-FREE YELLOW FLAME GAS LOG HEATER MODELS WZ(N,L)18HLA WZ(N,L)24HLA WZ(N,L)18MVA WZ(N,L)24MVA WZ(N,L)30MVA 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.
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Page 2: Table Of Contents
TABLE OF CONTENTS Specifications ..........3 Operation ..........19 Safety ............3 Inspecting Burners........23 Product Features ........5 Care And Maintenance ......24 Local Codes..........5 Troubleshooting ........25 Unpacking..........5 Replacement Parts ........29 Qualified Installing Agency ......6 Technical Services ........ -
Page 3: Specifications
SPECIFICATIONS MODEL WZN18(HL,MV)A WZN24(HL,MV)A WZN30MVA Ignition Piezo Ignitor Piezo Ignitor Piezo Ignitor Gas Type Natural Natural Natural Input Rating 32,000 BTU/Hr 34,000 BTU/Hr 40,000 BTU/Hr Manifold Pressure 3" W.C. 3" W.C. 3" W.C. Inlet Gas Pressure* Max. 10.5" W.C. Max. 10.5" W.C. Max. - Page 4 SAFETY ing. Do not add lava rock around base. WARNING: Any change to Rock and debris could fall into the control this heater or its controls can area of heater. After servicing, always replace screen before operating heater. be dangerous. 5.
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Page 5: Product Features
PRODUCT FEATURES This heater is clean burning. It requires no outside venting. There is no heat loss out of a vent or up a chimney. Heat is generated by realistic, dancing yellow flames. This heater is designed for vent-free operation with flue damper closed. It has been tested and approved to ANSI Z21.11.2 standard for unvented heaters. -
Page 6: Qualified Installing Agency
QUALIFIED INSTALLING AGENCY Only a qualified agency should install and in such work; that is familiar with all precau- replace gas piping, gas utilization equipment tions required; and that has complied with or accessories, and repair and equipment ser- all the requirement of the authority having vicing. - Page 7 AIR FOR COMBUSTION AND VENTILATION Ventilation Air From Outdoors WARNING: If the area in which Provide extra fresh air by using ventilation the heater may be operated does grills or ducts. You must provide two perma- nent openings: one within 12" of the ceiling not meet the required volume for and one within 12"...
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Page 8: Installation
INSTALLATION NOTICE: This heater is intended WARNING: Never install the for use as supplemental heat. heater Use this heater along with your • in a bedroom or bathroom primary heating system. Do not • in a recreational vehicle install this heater as your pri- •... - Page 9 INSTALLATION IMPORTANT: Vent-free heaters add moisture to the air. Although this is beneficial, installing heater in rooms without enough ventilation air may cause mildew to form too much moisture. See Air for Combustion and Ventilation, pages 6 and 7. Before beginning assembly or operation of the product, make sure all parts are pres- ent.
- Page 10 INSTALLATION you must have noncombustible material be- NOTICE: This heater may be hind it. Noncombustible material must extend used as a vented product. If so, at least 8" up. If noncombustible material is you must always operate log set less than 12", you must install the fireplace hood accessory.
- Page 11 INSTALLATION FLOOR CLEARANCES A. If installing appliance on the floor level, B. If combustible materials are less than 14" you must maintain the minimum distance to the fireplace, you must install appliance of 14" to combustibles (see Figure 8). at least 5" above the combustible flooring (see Figure 9).
- Page 12 INSTALLATION INSTALLING HEATER BASE ASSEMBLY 2. Mark screw locations through holes in WARNING: You must secure mounting brackets (see Figure 11). If this heater to fireplace floor. If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks. not, heater will move when you 3.
- Page 13 INSTALLATION CONNECTING TO GAS SUPPLY WARNING: A qualified ser- CAUTION: For natural gas, vice technician must connect check your gas line pressure heater to gas supply. Follow all before connecting heater to gas local codes. line. Gas line pressure must be no greater than 10.5"...
- Page 14 INSTALLATION Typical Inlet Pipe Diameters Install sediment trap in supply line as shown Use 1/2" black iron pipe or greater. Installa- in Figure 13. Place sediment trap where it is tion must include an equipment shutoff valve, within reach for cleaning. Place sediment trap union, and plugged 1/8"...
- Page 15 INSTALLATION CHECKING GAS CONNECTIONS 3. Check all joints from gas meter to equip- WARNING: Test all gas piping ment shutoff valve for natural gas or and connections, internal and propane/LP supply to equipment shutoff external to unit, for leaks after valve for propane/LP (see Figure 16 or 17).
- Page 16 MODELS WZ(N,L)(18,24,30)MVA ONLY Models WZ(N,L)(18,24,30)MVA can be connected to an aftermarket hand held remote receiver (not supplied by ProCom Heating, Inc.) Refer to the remote receiver manufacturer's installation Instructions and the Wiring Diagram shown in Figure 18 for proper connection and use.
- Page 17 INSTALLATION 2. Remove the thermostat sensing bulb out Thermostat Sensing Bulb of the plastic clip (see Figure 22). IMPORTANT: Do not force or bend the ther- mostat sensing bulb or capillary. Adhesive-Backed 3. The thermostat sensing bulb may be locat- Mounting Clip ed to the lower right front side of fireplace.
- Page 18 INSTALLATION INSTALLING LOGS It is very important to install the logs exactly WARNING: Failure to posi- as instructed. Do not modify logs. Use only tion the parts in accordance logs supplied with heater. with these diagrams or failure Each log is marked with a number. This to use only parts specifically number will help you to identify the logs when installing.
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Page 19: Operation
INSTALLATION 5. Place log #5 on the top of log #1 and log #2, inserting pin in log #1 into the hole in the bottom of log #5 (see Figure 27). 6. Place log #6 on the top of log #1 and log #3, inserting pin in log #1 into the hole in the bottom of log #6. - Page 20 OPERATION MILLIVOLT CONTROL MODELS (MVA) LIGHTING INSTRUCTIONS • If control knob does not pop up when WARNING: You must oper- released, contact a qualified service ate this heater with the screen technician or gas supplier for repairs. in place. Make sure screen is 7.
- Page 21 OPERATION 11. If the gas logs will not operate, see To Turn Thermopile Pilot Tube Off Gas to Appliance and call our technical service department at 1-866-573-0674. Ignitor CAUTION: Do not try to ad- Electrode Thermocouple just heating levels by using the equipment shutoff valve.
- Page 22 OPERATION 6. With control knob pressed in, push Note: Please wait one minute after shut- down and release ignitor button. This ting off heater to allow the control valve will light pilot. The pilot is attached to to reset before starting again. the rear of the burner.
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Page 23: 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 24) or service. WARNING: Only a qualified service person should service and repair heater. This includes maintenance requiring replacement or alteration of components. -
Page 24: 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 25: 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 26 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 27 TROUBLESHOOTING Problem Possible Cause Corrective Action Burner does not light after 1. Burner orifice is clogged. 1. Clean burner orifice (see ODS/pilot is lit. Care and Maintenance, page 24) or replace burner orifice. 2. Burner orifice diameter is too 2. Replace burner orifice. small.
- Page 28 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 29: Replacement Parts
When calling, please have your model and serial numbers of your heater ready. ACCESSORIES Purchase heater accessories and parts from your nearest dealer or service center. If they can not supply an accessory or part, call ProCom Heating, Inc. at 1-866-573-0674. EQUIPMENT SHUTOFF VALVE For all models. Equipment shutoff valve with 1/8"... -
Page 30: Parts
PARTS MODELS WZ(N,L)18MVA, WZ(N,L)24MVA, WZ(N,L)30MVA 24" Log Set Shown www.usaprocom.com 200068-01A... - Page 31 PARTS MODELS WZ(N,L)18MVA, WZ(N,L)24MVA, WZ(N,L)30MVA This list contains replaceable parts used in your heater. When ordering parts, follow the in- structions listed under Replacement Parts on page 29 of this manual. ITEM WZL18MVA WZL24MVA WZL30MVA DESCRIPTION QTY. Grate Assembly Burner Assembly 161817-01 161817-01 161817-01...
- Page 32 PARTS MODELS WZ(N,L)18HLA, WZ(N,L)24HLA 24" Log Set Shown www.usaprocom.com 200068-01A...
- Page 33 Log #2 WZL017-01 WZL017-02 Log #3 WZL018-01 WZL018-02 Log #4 WZL019-01 WZL019-02 Log #5 WZL020-01 WZL020-02 Log #6 ITEM WZN18HLA WZN24HLA DESCRIPTION QTY. Grate Assembly Burner Assembly ND1703x400x4 ND1703x400x4 ODS Assembly ML083-03 ML083-03 Piezo Ignitor ML073-03 ML073-03 Ignitor Cable DPL047-01...
- Page 34 NOTES ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ www.usaprocom.com 200068-01A...
- Page 35 NOTES ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ www.usaprocom.com 200068-01A...
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Page 36: Warranty
We make no other warranty, expressed or implied. LIMITED WARRANTY ProCom Heating, Inc. warrants this product to be free from defects in materials and components for ONE (1) year from the date of first purchase, provided that the product has been properly installed by a qualified installer in accordance with all local codes and instructions furnished with the unit, operated and main- tained in accordance with all applicable instructions.
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