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MHSC MJ27NR, Installation And Operating Istructions, Page: 36 / 40

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MHSC MJ27NR Installation And Operating Istructions Download Page 36

36 

86D0024

8

 

Item  Description 

qty. 

MJ27

 

1.  Log #1 

1 

75D0536

 

2.  Log #2 

1 

75D0537

 

3.  Log #3 

1 

75D0538

 

4.  Log #4 

1 

75D0539

 

5.  Log #5 

1 

75D0540

 

6.  Log #6 

1 

75D0541

 

7.  Log #7 

1 

75D0542

 

8.  Log #8 

1 

86D0019

LOGS

REPLACEMENT PARTS LIST 

REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. 

Failure  to  position  the  parts  in 
accordance  with  these  diagrams  or 

failure  to  use  only  parts  speciically 

approved  with  this  appliance  may 
result in property damage or personal 

injury.

W

A

R

N

IN

G

Summary of Contents for MJ27NR

Page 1: ...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...

Page 2: ...11 Floor Clearance 16 Fireplace Preparation 17 Installing Vented Applications 18 Connecting the Gas 19 Checking Gas Pressure 20 Millivolt 20 Electrical Wiring Millivolt 21 Connecting Remote Receiver...

Page 3: ...ce OWNER Please retain these instructions for future reference IMPORTANT Read these instructions carefully before installing or trying to operate this vent free gas heater 8 CARBON MONOXIDE POISONING...

Page 4: ...and will disappear with continued use 20 Input ratings are shown in BTU per hour and are for elevations up to 2 000 feet For elevations above 2 000 feet input ratings should be reduced 4 percent for...

Page 5: ...gile handle with care CAUTION Carefully inspect the contents for shipping damage If any parts are missing or damaged immediately inform the dealer from whom you purchased the appliance Do not attempt...

Page 6: ...control has three 3 positions OFF All gas to the gas logs is shut off at the valve IGN Valve position to light maintain a standing pilot ON Valve position to turn ON OFF log set with remote switch the...

Page 7: ...ces installed in that space An unconined space is deined as a space whose volume is not less than 50 cubic feet per 1 000 BTU per hour 4 8 m3 per kw of the aggregate input rating of all appliances ins...

Page 8: ...etween the two rooms the calculation would be based only on the room with the heater BTU hr 151 2 x 12 x 8 x 1000 29760 BTU hr 50 GENERAL INSTALLATION INFORMATION Figure 1 Example of a Large Room with...

Page 9: ...nted Room Heaters per IAS Requirement No 2 97 ANSI Z21 91 2001 typically referred to as a Universal Firebox as long as irebox hearth dimensions meet the minimum hearth dimensions shown below Figure 2...

Page 10: ...actory brick may be used to line the loor of the ireplace in order to raise the height of the gas log set in relation to a restrictive barrier If the unit is raised the minimum height dimension listed...

Page 11: ...ions shown in Figures 4 through 11 and deined in the ireplace manufacturer s instructions are minimum clearances to maintain when installing this heater Left and right clearances are determined when f...

Page 12: ...st 1 2 thick Sheet metal should not be installed onto combustible material IMPORTANT If you cannot meet these minimum clearances you must operate the heater with chimney lue damper open Refer to Insta...

Page 13: ...E B Heat Resistant Material Heights and Mantel Location Heat Resistant Requirements for Safe Installation with Wood Material Mantel Shelf or Other Combustible Projection Measurement MJ27 12 or more Ho...

Page 14: ...aximum of 6 at a minimum of 141 2 above the opening 10 12 8 6 21 2 8 141 2 185 8 221 2 26 Heat Resistant Material Hood Heater in Fireplace or Firebox FP1999 Figure 8 Minimum Mantel Clearance with No H...

Page 15: ...EIGHT REQUIREMENTS Figure 9 is an example of an unsafe mantel instal lation This mantel projects 4 at 8 above the opening exceeding the maximum acceptable distance of 21 2 The mantel also projects 7 a...

Page 16: ...must be maintained from the top surface of carpeting tile etc Figure 10 OR The gas log heater may be installed nearer to the loor if a minimum of 14 of noncombustible material such as slate or marble...

Page 17: ...heat resistant sealant Do not seal the chimney lue damper INSTALLING vENTED APPLICATIONS Manual and Millivolt controlled gas logs may be installed as a vented decorative log set in compliance with ANS...

Page 18: ...s essential to prevent any movement of the gas logs and controls during operation Figure 13 Secure Heater to Floor of Fireplace Firebox Screw Anchor Hole Screw WARNING You must secure the gas log heat...

Page 19: ...ns that the Pressure Tapping Point May Be Installed CAUTION ChECk GAS TYPE The gas supply must be the same as stated on the heater s rating plate If the gas supply is different DO NOT INSTALL ThE hEAT...

Page 20: ...captured screw counter clockwise two or three turns and then place tubing to pressure gauge over test point Use test point OUT closest to control knob After taking pressure reading be sure and turn ca...

Page 21: ...ation gas control ThAT DOES NOT REquIRE 110 vAC TO OPER ATE Figure 16 Wiring Diagram CAUTION Label all wires prior to disconnection when servicing controls wiring errors can cause improper and dangero...

Page 22: ...heck B Reading Thermostat contacts OPEN Main burner OFF 1 Check gas pressure to the unit If gas pressure is within minimum and maximum on data plate then check pilot voltage 500 Millivolts minimum If...

Page 23: ...wash your hands gently with soap and water to remove any traces of ibers WARNING The positioning of the logs is critical to the safe and clean operation of this heater Sooting and other problems may...

Page 24: ...e 21 Log 2 LG555 Figure 22 Install Log 2 3 Place log 2 at an angle across the burner by setting the log over the two pins located on top of the burner Figure 22 4 Place log 3 at an angle over log 2 to...

Page 25: ...Place log 5 by matching the rectangular notch on the bottom of the log with the rect angular protrusion on log 2 Set the notch on the bottom of this log over the very far left tong on the grate Figur...

Page 26: ...nt logs where they can be seen Try to avoid stacking these embers on top of each other Use smaller stringier strands for maximum effect Use as much as needed until desired effect is achieved Flickerin...

Page 27: ...ll adjust left to right to center equally in ireplace PLACING ThE DECORATIvE ROCk Bracket FP2012 Figure 29 Attach Bracket to Andiron Figure 30 Attach Andirons to Grate FP2013 CAUTION DO NOT sprinkle v...

Page 28: ...dition periodically check the lames visually during operation ChECkING ThE PILOT FLAME The pilot lame must always be present when the heater is in operation It should just touch the top of the thermoc...

Page 29: ...During manufacturing fabricating and shipping various components of this appliance are treated with certain oils ilms or bonding agents These chemicals are not harmful but may produce annoying smoke...

Page 30: ...all the ire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it Call a qualiied service technici...

Page 31: ...to prevent the lame detector from shutting off the gas while the probe is warming up Release the control knob 9 Turn gas control knob counterclockwise to the ON position 10 After the pilot has been li...

Page 32: ...ake holes clean will result in sooting and poor combus tion Inspect and clean all burner ports Inspect ODS pilot for operation and accumulation of lint at air intake holes Verify lame pattern and log...

Page 33: ...2 Contact local gas company 3 ODS pilot is partially clogged 3 Clean ODS pilot 4 Defective Thermopile 4 Check wire connections Check output should be 500 Millivolts across TH TP and TP Terminals with...

Page 34: ...is too small 2 Burner oriice diameter is too small 3 Inlet gas pressure is too low 3 Inlet gas pressure is too low Burner backires during combustion 1 Manifold pressure is too low 1 Contact local gas...

Page 35: ...egulator 1 14D0469 7 Thermostatic ON OFF 1 RCSIT RCSIT Flame Height Adj 1 Remote Control 8 Injector 1 70D0064 20H2084 9 Andiron Kit not shown 1 FAI135 FAI135 REPLACEMENT PARTS ARE AVAILABLE THROUGH YO...

Page 36: ...6 Log 6 1 75D0541 7 Log 7 1 75D0542 8 Log 8 1 86D0019 LOGS REPLACEMENT PARTS LIST REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER Failure to position the parts in accordance with these diagrams...

Page 37: ...7 feet above inished grade in the area of the venting including but not limited to decks and porches the following requirements shall be satisied 1 INSTALLATION OF CARBON MONOXIDE DETECTORS At the tim...

Page 38: ...38 86D0024 NOTES...

Page 39: ...fetime Warranty will also be void if the appliance is not operated and maintained according to the operating instructions supplied with the appliance and does not extend to 1 irebox burner assembly da...

Page 40: ...OCTOBER 2008 86D0024 Rev 1 MHSC 149 Cleveland Drive Paris Kentucky 40361 www mhsc com...

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