VENTED GAS LOG SET INSTALLATION AND OPERATING INSTRUCTIONS MODELS VWF18N VWF24N VWF30N VWF36 WARNINGS If the information in this manual is not followed exactly, a fi re or explosion may result causing property damage, ® ® personal injury or loss of life.
CONTENTS Important Safety Information ......3 Operating Instructions for SPK kits ....22 Product Specifi cations ........4 For Your Safety Read Before Lighting ..22 Minimum Hearth Dimensions ......4 Manual Control (SPK) Lighting Instructions 22 Getting Started ..........5 Milli-Volt Control Lighting Instructions ..
IMPORTANT SAFETY INFORMATION INSTALLER OWNER Please leave these instructions with the owner. Please retain these instructions for future reference. IMPORTANT Read these instructions carefully before installing or trying to operate this vent-free gas heater. • Any change to this gas log or its controls can be dangerous. •...
® National Fireplace Institute (NFI) as Gas Specialists. www.nfi certifi ed.org PRODUCT SPECIFICATIONS Model Model Model Model Model Model VWF18N VWF18N 18" 18" 18" 18" 12" 12 12" 12 12" 12 12" 12 " 16 " 16 "...
GETTING STARTED MAKE SURE YOU HAVE RECEIVED ALL PARTS Check your packing list to verify that all listed parts have been received. You should have the following: BURNER - GRATE ASSEMBLY 18", 24", 30", 36" • Burner and Grate Weldment Assembly •...
PLACEMENT IN A FIREPLACE WITH A RESTRICTIVE BARRIER IMPORTANT INFORMATION FOR THE INSTALLATION OF THIS GAS LOG SET The following are guidelines for placing a VWF log set with SPK, MVVK, or MXVK kit in a fi replace that has a restric- tive barrier along the bottom front opening of the fi...
INSTALLATION INSTALL AND OPERATE THE APPLIANCE AS DIRECTED IN THIS MANUAL. DAMPER STOP INSTALLATION 4 of the fi replace damper blade and provide a minimum fl ue opening, per table on page 5. Should the clamp not fi t, or provide the required permanent opening from the table, have the damper cut to provide a minimum permanent opening or install a permanent stop.
INSTALLATION FOR GAS VALVE KITS LP sets must be installed with a SPK or MVVKLP Kit which includes the air mixing nut and vermiculite. The natural gas orifi ce must be removed. SUPPLEMENTAL INSTRUCTIONS FOR SPK-NG/SPK-LP Burner Fitting Adjust pilot fl ame to cover thermocouple Natural Gas Injector Natural Gas Injector...
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INSTALLATION FOR GAS VALVE KITS Screw Figure 8 - Installing Pilot Heat Shield Gas Control Valve Knob Extensions Control Knob Figure 9 - Installing Heat Shield 27D7300...
INSTALLATION FOR GAS VALVE KITS SUPPLEMENTAL INSTRUCTIONS FOR MANVK The MANVK kit is for Natural Gas MANVK Kit Includes Only Valve Knob Extenders Control Knob Injector Reducer Valve Control Knob Knob Extenders Figure 10 - MANVK SUPPLEMENTAL INSTRUCTIONS SUPPLEMENTAL INSTRUCTIONS FOR MVVKLP FOR MVVKN MVVKLP Kit Includes...
INSTALLATION FOR GAS VALVE KITS SUPPLEMENTAL INSTRUCTIONS FOR MXVKLP MXVKLP Kit Includes Heat Shield Valve Pilot Heat Shield Elbow/Nipple Pipe Air Mixing Nut Vermiculite Flex Hoses Gas Control Valve Air Mixing Nut Figure 13 - MXVKLP SUPPLEMENTAL INSTRUCTIONS FOR MXVKN MXVKN Kit Includes Heat Shield Valve...
WIRING (MILLI-VOLT) Label all wires prior to disconnection when servicing Do not connect to 110 controls. Wiring errors can cause improper and volt supply. dangerous operation. Verify proper operation after servicing THTP THTP Milli-volt Pilot Valve Optional Wall Switch or Remote Reciever Figure 15 - Wiring Diagram The Milli-Volt (thermopile) is a self powered combination gas control that does not require 110VAC to operate.
CONNECTING THE GAS NOTICE: A qualified gas appliance installer must connect the appliance to the gas supply. Consult all local codes before installation. Use new black iron pipe, steel pipe, copper tubing, or internally tinned copper tubing. Copper or internally tinned copper tubing can only according to the National Fuel Gas Code, section 2.6.3, providing gas meets sulfi...
LOG PLACEMENT FILLING THE BURNER PAN Fill the burner pan with vermiculite to the bottom of the rear log and sloped to the front edge of the burner pan. Excess ver- miculite can spill forward or to the side of the burner pan. Do not overfi ll the propane model. Do not cover the pilot (if SPK or MVVK is installed) with vermiculite or rock wool (embers).
LOG PLACEMENT VWF24MO LOG PLACEMENT (7 Logs) VWF30MO LOG PLACEMENT (8 Logs) 1. Slide shield plate down back of burner pan. See 1. Slide shield plate down back of burner pan. See Figure 18. Figure 19. 2. Center rear log #1 on grate bars and fl ush with rear of 2.
LOG PLACEMENT MODEL VWF36MO (11 LOGS) Slide shield plate down back of burner pan. See Figure20. Center rear log #1 on grate bars and fl ush with rear of the grate. See Figure 20. Place front left log #2 in front of the plate and to the left.
LOG PLACEMENT MODELS VWF18AO, VWF24AO AND VWF30AO (6 Logs) 1. Place Back Log #1 on grate bars on back of grate. See Figure 22 2. Place Front Log #2 on front of grate. See Figure 22 3. Position Right Log #3 on top right of Log #1 and Log #2.
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LOG PLACEMENT MODELS VWF24B (6 Logs) 1. Slide shield plate down back of burner pan. See Figure 22. 2. Place Back Log #1 on grate bars on back of grate. See Figure 24. 3. Place Middle Log #2 in front of Log #1. See Figure 22.
LOG PLACEMENT MODELS VWF24/18SRO (7 LOGS), VWF30/24SRO (7 LOGS), AND VWF36/30SRO (8 LOGS) Slide shield plate down back of burner pan. See Figure Place Back Log #1 on back of grate. See Figure 26. Place Bottom Left Log #2 in front of back log on left arm of grate.
LOG PLACEMENT MODELS VWF18SPA AND VWF24SPA (8 LOGS) NOTE: Each log may have an identifying number on bottom surface. Slide shield plate down back of burner pan. See Figure 28. Place Left Front Log #1A on front left of grate. Place Right Front Log #1B on front right of the grate.
LOG PLACEMENT MODEL VWF30SPA (8 LOGS) NOTE: Each log may have an identifying number on bottom surface. Slide shield plate down back of burner pan. See Figure 30. Place Left Front Log #1A on front left of grate. Place Right Front Log #1B on front right of the grate.
OPERATING INSTRUCTIONS FOR SPK KITS SAFTEY INSTRUCTION FOR MANUAL CONTROL (SPK) FOR YOUR SAFETY READ BEFORE LIGHTING A. BEFORE OPERATING smell all around the appli- If you do not follow these instruction ance area for gas. Be sure to smell next to the fl oor exactly, a fi...
OPERATING INSTRUCTIONS FOR MVVK KITS MILLI-VOLT CONTROL LIGHTING INSTRUCTIONS The milli-volt control does not come preassembled with an on/off switch so that it may be customized for the specifi c application with a wall switch, remote, etc. A switch/remote must be connected to enable the burner to light. 1.
OPERATING INSTRUCTIONS FOR MANVK KIT SAFTEY INSTRUCTION FOR MANUAL CONTROL WITHOUT PILOT If you do not follow these instruction exactly, a fi re or explosion may result causing property damage, personal injury or loss of life. FOR YOUR SAFETY READ BEFORE LIGHTING A.
FLAME APPEARANCE CHECKING BURNER FLAMES Flame should be yellow and extend vertically (not curling toward fi replace screen). Ember bed should have a yellow/orange glow Figure 36 - Flame Appearance PILOT FLAME APPEARANCE The pilot fl ame must always be present when appliance is operating. It should just touch the top of the thermocouple/ thermoplate tip.
It is critical to verify that your chimney is drafting properly because the fi replace and gas logs function as a system. Although Monessen Hearth systems goes to great lengths to design vented gas log sets that minimize sooting, all vented log sets will soot over time.
REMOTE CONTROL RECEIVER REPLACEMENT The remote control receiver and batteries are very sensitive to heat. Exposure to high temperatures can cause the receiver to malfunction and shorten the life of the batteries. If your fi replace does NOT have a restrictive barrier (see page 6), such as glass doors, it is recommended that the remote receiver be affi...
This warranty is expressly in lieu of other warranties, express or implied, including the warranty of mechantability of fi tness for purpose and of all other obligations or liabilities. Monessen Hearth Systems, Inc. does not assume for it any other obligations or liability in connection with the sale or use of the appliance. In states that do not allow limitations on how long an implied warranty lasts, or do not allow exclusion of indirect damages, those limitations of exclusions may not apply to you.