Monessen Hearth HVFL18 manual

READ AND SA VE THESE INSTRUCTIONS MODELS: HVFL18 and HVFL24 Natural Gas or Propane/LPG Control T ype: Manual and Milli-V olt UNVENTED GAS LOG HEA TER OR VENTED DECORA TIVE APPLIANCE INST ALLA TION AND OPERA TING INSTRUCTIONS This is an unvented gas-fired heater . It uses air (oxygen) from the room in which it is installed. Provisions for adequate [...]

2 59D1015 CONTENTS Important Safety Information .................................. 3 Getting Started .......................................................... 5 Product Features and Specifications .................... 6 Natural Gas ......................................................... 6 Propane/LP .............................................[...]

59D1015 3 IMPORT ANT SAFETY INFORMA TION 10. This unit complies with ANSI Z21.1 1.2-2001 Unvented Heat ers and als o compli es with ANSI Z 21.60- 2000 Dec o - rative V ented Appliances for Solid Fuel Burning Fire- places. State and local codes may only allow operation of this appliance in a vented configuration. Check your state or local codes. Fo[...]

4 59D1015 IMPORT ANT SAFETY INFORMA TION Continued fr om page 3 16. Keep room area clear and free from combustible materi- als, gasoline and other flammable vapors and liquids. 17. Unvented gas heaters are a supplemental zone heater . They are not intended to be the primary heating appli- ance. 18. Unvented gas heaters emit moisture into the livin[...]

59D1015 5 MAKE SURE YOU HA VE RECEIVED ALL P ARTS: Check your packing list to verify that all listed parts have been received. Y ou should have the following: • Unvented gas log grate/burner assembly • T wo (2) plastic bags containing crushed volcanic rock • Installation/operating instructions • Four (4) anchoring screws • Ceramic fiber [...]

6 59D1015 PRODUCT FEA TURES AND SPECIFICA TIONS Gas Rate Model Number Control Max BTU/Hr Min BTU/Hr HVFL18NM MANUAL 28,000 18,000 HVFL18NV MILLIVOL T 28,000 20,000 HVFL24NM MANUAL 36,000 20,000 HVFL24NV MILLIVOL T 36,000 24,000 Gas Rate Model Number Control Max BTU/Hr Min BTU/Hr HVFL18PM MANUAL 28,000 18,000 HVFL18PV MILLIVOL T 28,000 20,000 HVFL24[...]

59D1015 7 IGNITION CONTROLS Piezo ignitor allows ignition of the pilot without the use of matches or batteries. Manual control has three (3) positions: OFF - All gas to the gas logs is shut off at the valve. IGN - V alve position to light/maintain a standing pilot. HI/LOW - V ariable position corresponding to desired flame height. Milli-V olt cont[...]

8 59D1015 GENERAL INST ALLA TION INFORMA TION CODES Adhere to all local codes or , in their absence, the latest edition of THE NA TIONAL FUEL GAS CODE ANSI Z223.1 or NFP A54 which can be obtained from… American National Standards Institute, Inc. 1430 Broadway New Y ork, NY 10018 or National Fire Pr otection Association, Inc. Batterymarch Park Qui[...]

59D1015 9 W H The following formula can be used to determine the maximum heater rating per the definition of unconfined space: BTU/Hr = (L 1 + L 2 ) Ft x (W) Ft x (H) Ft 50 Consider two connecting rooms with an open area between, with the following dimensions: L 1 = 15 1 / 2 Ft., L 2 = 12 Ft., W = 12 Ft., H = 8 Ft. BTU/Hr = (15 1 / 2 + 12) x (12)[...]

10 59D1015 A C D B Model A B C D HVFL18 18" 13 1 / 4 " 27" 17" HVFL24 22 1 / 4 " 13 1 / 4 " 28 1 / 2 " 17" HVFL24 with 30" Logs 25 1 / 2 " 13 1 / 4 " 32 1 / 2 " 17" FIREPLACE AND HEARTH DIMENSIONS Use manufacturer's installation and clearance requirements as defined in their man[...]

59D1015 1 1 Height of Restriction (X) Minimum Depth of Fireplace/Firebox No restriction 13 1 / 4 " 0 to 1 1 / 2 " 16" From 1 1 / 2 " to 3" 16" Greater than 3" ANY BARRIER GREA TER THAN THREE INCHES (3") PLACED IN FRONT OF THE GAS LOG SET IS NOT RECOMMENDED BY THE MANUF ACTURER. PLACEMENT IN A FIREPLACE WITH A[...]

12 59D1015 16" 42" CLEARANCES AND HEIGHT REQUIREMENTS Sidewall and ceiling clearances: The sides of the fireplace opening must be at least 16" from any combustible wall. The ceiling must be at least 42" from the top of the fireplace opening. Figure 4 - Sidewall and Ceiling Clearances Th e dim en si on s sh ow n in Fig ur es 4 [...]

59D1015 13 Measure this distance Heater in Fireplace or Firebox Heat Resistant Material Figure 5 - Measuring Heat Resistant Material Heat resistant material (minimum requirements) with no wooden mantel or other combustible projection: T o install the gas logs into a fireplace with no wooden mantel, shelf or other combustible projection above the ?[...]

14 59D1015 Heater in Fireplace or Firebox 8" or More of Heat Resistant Material Hood CLEARANCES and HEIGHT REQUIREMENTS Figure 6 - Measuring Heat Resistant Material for Mantel Heat resistant material (minimum requirements) with wooden mantel or other combustible projection: T o install the heater with a wooden mantel, shelf or other combustibl[...]

59D1015 15 Heater in Fireplace or Firebox Heat Resistant Material 10" 8" 6" 2 1 / 2 " 8" 14" 20 1 / 2 " 24 5 / 8 " 28" Heater in Fireplace or Firebox Heat Resistant Material Hood 10" 12" 8" 6" 2 1 / 2 " 8" 14 1 / 2 " 18 5 / 8 " 22 1 / 2 " 26" CLEARANCES A[...]

16 59D1015 Heater in Fireplace or Firebox Heat Resistant Material 10" or less 12" min. 28" 2 1 / 2 " 8" 6" 7" 14 1 / 2 " 4" Figure 10 - Minimum Mantel Clearance with No Hood - HVFL24 (Example of Unsafe Installation) Figure 9 - Minimum Mantel Clearance with No Hood — HVFL24 Example: The bottom of the ma[...]

59D1015 17 Heater in Fireplace or Firebox 1 3 / 8 " Minimum Combustible Material 14" Minimum Heater in Fireplace or Firebox Combustible Material This Distance May Now Be Less than 5" FLOOR CLEARANCE The gas log heater must be installed at least 5" above any combustible flooring material, such as carpeting or tile, which is clos[...]

18 59D1015 Damper Stop Damper Figure 13 - Damper Stop Installation. (See W ARNING at top of next page.) FIREPLACE PREP ARA TION BEFORE FULL Y INST ALLING THE UNIT : • T urn OFF the gas supply to the fireplace or firebox. • Seal any fresh air vents and/or ash clean-out doors located on the floor or wall of the fireplace. If left unsealed, dr[...]

59D1015 19 INST ALLING VENTED APPLICA TIONS PLACING AND SECURING APPLIANCE ASSEMBL Y PROCEDURE: 1. Center the gas log unit in the fireplace or firebox. Make certain the front feet of the grate sit inside the front edge of the fireplace or firebox. 2. Anchor holes are located in front of the unit and in the back (right and left sides) of the uni[...]

20 59D1015 Pipe Coupling T o Heater V alve Gas Supply Inlet CONNECTING THE GAS NOTICE: A qualified gas appliance installer must connect the heater to the gas supply . Consult all local codes. IMPORT ANT : Hold heater valve firmly with a wrench to prevent movement when connecting to inlet pipe. Manual Shutoff V alve Pipe Stainless Flexible T ube Fi[...]

59D1015 21 CHECKING GAS PRESSURE The heater gas inlet connection is a 3 / 8 " NPT at the valve. On all control type units, the inlet connection is on the right side of unit. T o connect from the opposite side, route the pipe around the back portion of the unit. When tightening up the joint to the valve, hold the valve securely to prevent movem[...]

22 59D1015 ELECTRICAL WIRING (MILLI-VOL T) The milli-volt valve is a self-powered combination gas control T H AT D O E S N O T R E Q U I R E 110 V A C T O OPERA TE. CONNECTING OPTIONAL W ALL SWITCH OR THERMOST A T 1. Use 18 awg, two-wire cable, 15 feet maximum length. 2. At one end of the cable, connect both wires to the wall switch or thermostat. [...]

59D1015 23 HIGH LOW 2 6 D33 1 7 TH E RMO S T A T S ETT IN G H I GH L OW 2 6 D 3 3 1 7 T H E R M O ST A T S ET TING ELECTRICAL WIRING (MILLI-VOL T) CONNECTING REMOTE RECEIVER THESE INSTRUCTIONS SUPERCEDE THE SECTION ENTITLED “HEARTH MOUNT” IN THE MILLI-VOL T HAND-HELD REMOTE INSTRUCTIONS SUPPLIED WITH THE REMOTE. 1. Cut cable to length (approxim[...]

24 59D1015 HIGH LOW 26D3317 THERMOST AT SETTING ELECTRICAL WIRING (MILLI-VOL T) 5. Route wiring harnesses through lar ge hole on side of unit. Mount bracket to side of unit with screw provided. See Figur e 22. 6. Attach wiring harness to either TP/TH and TH on control valve or to existing wiring harness with two (2) 0.250" male spade terminals[...]

59D1015 25 HIGH LOW 26D3317 THERMOSTA T SETTING A. COMPLETE MILLI-VOL T SYSTEM CHECK (“A” Reading - Thermostat contacts CLOSED - Control Knob “ON” - Main burner should turn ON) a. If the reading is more than 175 milli-volts and the automatic valve still does not come on, replace the control. b. If the closed circuit reading (“A” reading[...]

26 59D1015 ROCK WOOL AND LOG PLACEMENT Figure 26 - Installing Back Log Before you begin — This unit is supplied with four or five ceramic fiber logs. Do not handle these logs with your bare hands. Always wear gloves to prevent skin irritation from ceramic fibers. After handling the logs, wash your hands gently with soap and water to remove any[...]

59D1015 27 Figure 27 - Installing Left Log Cluster (#2) Left Log Cluster #2 Pin 2. Install left log cluster (#2) on pin located near left edge of base. See Figur e 27. 3. Install right log cluster (#3) on two pins located on right side of base. See Figur e 28. 4. Rest end of top center log (#4) on rear log. Place front end of top center log where r[...]

28 59D1015 LOG PLACEMENT INST ALLING SPLIT MAPLE LOGS ON GRA TE 1. Install back log (#1) on two pins (2) located near the back of base. Check log position and stability . See Figur e 30. 2. Install right bottom log (#2) on two (2) pins located on right side of base. See Figur e 31. 3. Install left bottom log (#3) on pin located on right side of bas[...]

59D1015 29 LOG PLACEMENT 5. Place front right middle log (#5) on protrusion of bottom right log. See Figur e 34. 6. Position back end right rear-to-middle log (#6) on back log. Rest front end of right rear -to-middle log (#6) on front right middle log. See Figur e 35. 7. Install left-to-middle log (#7) on left end of back log and left bottom log. S[...]

30 59D1015 PLACING THE DECORA TIVE ROCK DO NOT sprinkle volcanic rock on the logs, around the pilot, or on or near burners. This may cause sooting. Place volcanic rock only on the floor of the fireplace. During initial operation of the new heater , burning logs will give off a paper burning smell and orange flames will be present. Simply open th[...]

59D1015 31 In normal operation at full rate after 15 minutes, the following flame appearances should be observed: Figure 42 - Correct Appearance of Rear Flames of Kentucky Stack The left and right rear flames should be yellow and extend 1"-2" above the mid log top surfaces. The yellow flames should not contact the logs. There should be[...]

32 59D1015 Figure 44 - Location of Piezo Ignitor , Control Knobs and Switch on Milli-volt, Thermostat, and Manual Units A. This appliance is equipped with a piezo ignition device which lights the pilot. If piezo is not working properly see Match Lighting Instructions , page 35. B. BEFORE OPERA TING smell all around the appliance area for gas. Be su[...]

59D1015 33 Push Push Rotate Rotate Rotate OPERA TING INSTRUCTIONS Figure 45 - IGN Position Figure 46 - HIGH Position Figure 47 - LOW Position 1. STOP! Read the safety information. 2. Make sure the manual shutoff valve is fully open. 3. This heater is equipped with an ignition device (piezo) which automatically lights the pilot. 4. See Figur e 44, p[...]

34 59D1015 OPERA TING INSTRUCTIONS 1. STOP! Read the safety information label. 2. Make sure the manual shutoff valve is fully open. 3. This gas log set is equipped with an ignition device (piezo) which automatically lights the pilot. If piezo ignitor does not light the pilot, refer to instructions for Match Lighting Instructions , page 35. 4. Turn [...]

59D1015 35 OPERA TING INSTRUCTIONS AND CLEANING AND SERVICING CLEANING AND SERVICING Annual inspection and cleaning by your dealer or qualified service technician is recommended to prevent malfunction and/or sooting. PERIODIC CLEANING - Refer to parts diagram for location of items discussed below . • Do not use cleaning fluid to clean logs or a[...]

36 59D1015 OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot. Ap pl ia nce p rod uc es u nw ant ed odors. Appliance shuts off during use. Gas odor even when control knob is in OFF position. When ignitor button is pressed, there is spark at ODS pilot, but no ignition. POSSIBLE CAUSE 1. Ignitor electrode positioned wrong[...]

59D1015 37 OBSERVED PROBLEM ODS/pilot lights, but flame goes out when control knob is released. Burner does not light after OD S/ pilot is lit. Burner backfires during com - bustion. Slight smoke or odor during initial operation. Logs appear to smoke after ini - tial operation. Heater produces a whistling noise when burner is lit. No gas to pilot.[...]

38 59D1015 7 8 1 2 5 (Manual) 6 10 1 1 1 1 3 4 13 9 5 (Milli-V olt) 12 REPLACEMENT P ARTS Failure to position the parts in accordance with these diagrams or failure to use only parts specifically a p p r o v e d w i t h t h i s a p p l i a n c e m a y result in property damage or personal injury . W ARNING BURNER ASSEMBL Y[...]

59D1015 39 REPLACEMENT P ARTS LIST REPLACEMENT P ARTS ARE A V AILABLE THROUGH YOUR RET AILER. Accessories Sold Separately 13 Thermostat Sensor 26D3314 All Models Thermostat Sensor Kit TS All Models Flex Connector Flexcon 30 All Models W all Switch Kit MVWS Milli-volt only W all Thermostat Kit MVWTS Milli-volt only Hand Held Remote RCM Milli-volt on[...]

40 59D1015 4 1 2 3 REPLACEMENT P ARTS ARE A V AILABLE THROUGH YOUR RET AILER. Item Description Qty KSCL18 KSCL24 KSCL30 1 Back Log 1 59D1238K 59D1248K 59D1258K 2 Left Log Cluster 1 59D1234K 59D1244K 59D1254K 3 Right Log Cluster 1 59D1230K 59D1240K 59D1250K 4 T op Center Log 1 59D1239K 59D1249K 59D1259K REPLACEMENT P ARTS LIST Failure to position th[...]

59D1015 41 1 2 3 7 8 4 5 6 REPLACEMENT P ARTS LIST REPLACEMENT P ARTS ARE A V AILABLE THROUGH YOUR RET AILER. Item Description Qty SMRL18 SMRL24 SMRL30 1 Back Log 1 59D1260 59D1268 59D1276 2 Right Bottom Log 1 59D1261 59D1269 59D1277 3 Left Bottom Log 1 59D1262 59D1270 59D1278 4 T op Center Lot 1 59D1266 59D1274 59D1325 5 T op Right Middle Log 1 59[...]

NOTE REGARDING VENTED PRODUCTS This product must be installed by a licensed plumber or gas fi tter when installed within the Commonwealth of Massachusetts. Any residence with a direct vent product must have a CO detector installed in the residence. Installation of the fi replace or vented gas log in the State of Massachusetts requires the damper [...]

SPECIAL REQUIREMENTS CONTINUED 2. APPROVED CARBON MONOXIDE DETECTORS. Each carbon monoxide detector as required in accor- dance with the above provisions shall comply with NFP A 720 and be ANSI/UL 2034 listed and IAS certi- fi ed. 3. SIGNAGE. A metal or plastic identi fi cation plate shall be permanently mounted to the exterior of the build- ing [...]

September 2006 P/ N 59D1015 • Rev . 4 MONESSEN HEAR TH SYSTEMS LIMITED LIFETIME W ARRANTY POLICY LIFETIME W ARRANTY The following components are warranted for life to the original owner , subject of proof of purchase: Firebox, Combustion Chamber , Heat Exchanger , Grate, and Stainless Steel Burners. FIVE YEAR W ARRANTY The following components ar[...]