Instruction/ maintenance manual of the product MHVFB20LPT Enerco
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MR. HEA TER, INC., 4 560 W . 1 60 TH ST ., CLEVEL AND, OHIO 44 1 3 5 · 2 1 6-9 1 6-3000 W ARNING: If the information in this manual is not followed exactly , a re or explosion may result causing property damage, personal injury , or loss of life.
2 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters This appliance may be installed in an aftermarket* permanently manufactured (mobile) home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate.
3 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters 9. Operating heater above elevations of 4,500 feet could cause pilot/ODS to shutdown heater . 10. Always run heater with control knob in a locked po - sition. Never set control knob between locked posi - tions.
4 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters Product Features Figure 1 SAFETY DEVICE This heater has a pilot with an Oxygen Depletion Sen - sor (ODS) safety shut off system. The ODS/pilot shuts off the heater if there is not enough fresh air .
5 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters *Adjoining rooms are communication only if there are doorless passageways or ventilation grills be - tween them. DETERMINING THE TYPE OF HEA TER LOCA TION SP ACE: Use this method to determine if you have a conned or unconned space.
6 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters *A CSA/AGA certied equipment shutoff valve with 1/8” NPT tap is an acceptable alternative to test gauge connection. Purchase a CSA/AGA certied equipment shutoff valve from your dealer .
7 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters Figure 4 F ASTENING HEA TER TO W ALL Mounting Bracket The mounting bracket in located on the back panel of heater (see gure 5). It has been taped there for ship - ping.
8 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters 1. Drill holes at marked locations using 5/16” drill bit. For solid walls (concrete or masonry), drill at least 1” deep. 2. Fold wall anchor as shown in gure 8 below .
9 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters W ARNING: This appliance requires a 3/8” NPT (National Pipe Thread) inlet connection to the pressure regulator . Use of oor mounting feet will require you to use a 3/8 NPT street elbow to make gas connection.
10 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters Equipment Shutoff V alve Open Closed Figure 15 ELECTRICAL WIRING DIAGRAM: If any original wiring as supplied with the heater must be replaced, it must be replaced with type A WG 105 o C wire or its equivalent except as indicated.
11 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters 9. T o select the desired heat level, turn the temperature setting knob counterclockwise to between 1 & 5. THERMOST A T CONTROL OPERA TION FOR IR20LPT / IR30LPT : The thermostatic control used simply turns on and off the burner .
12 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters A yellow tip on the pilot ame indicates dust and dirt in the pilot assembly . T o clean the pilot assembly nd the small pilot air inlet hole about two inches from where the pilot ame comes out of the pilot assembly (see gure 25).
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14 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters OBSERVED SYMPT OM POSSIBLE CAUSE REMEDY When ignitor button is pressed in, there is no spark at pilot 1. Ignitor electrode positioned wrong. 2. Ignitor electrode is broken.
15 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters Burner does not light after ODS/pilot is lit 1. Burner orice is clogged 2. Burner orice diameter to small 3. Inlet gas pressure is too low 1. Clean burner orice (see Cleaning and Maintenance on page 1 1), or replace burner orice 2.
16 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters IR20LPT IR30LPT BF20LPT BF30LPT 7 2 36 39 38 35 16 21 16-1 16-2 6 26 29 24 22-3 13 23 18 3 11 1-2 1-4 22-2 3.
17 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters For all models, Equipment shutoff valve with 1/8” NPT tap. IR20LPT , IR30LPT , BF20LPT , BF30LPT , BF20LPT , BF30LPT • P ARTS LIST This list contains replacement parts used in your heater .
18 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters ITEM P ART NO. DESCRIPTION QTY . IR20LPT BF20LPT IR30LPT BF30LPT 37 – – – – – – 38 70677 – 706.
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20 Installation Instructions and Owner ’ s Manual Unvented LP-Gas V ent Free Room Heaters Model # Start Serial# MHVFR2 0LPT 7 05 5 500 1 7 088 HSVFR2 0LPT 7 0 5 5 500 1 7 088 TSVFR2 0LPT 7 05 5 500 .
An important point after buying a device Enerco MHVFB20LPT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Enerco MHVFB20LPT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Enerco MHVFB20LPT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Enerco MHVFB20LPT you will learn all the available features of the product, as well as information on its operation. The information that you get Enerco MHVFB20LPT will certainly help you make a decision on the purchase.
If you already are a holder of Enerco MHVFB20LPT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Enerco MHVFB20LPT.
However, one of the most important roles played by the user manual is to help in solving problems with Enerco MHVFB20LPT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Enerco MHVFB20LPT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
