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2
SAFETY INFORMATION .............................. 3
REQUIREMENTS & CODES ........................ 3
GENERAL INFORMATION ........................... 5
Warranty Information ................................ 5
Minimum Clearances ............................... 5
Applications ............................................. 6
Unit Location ............................................ 6
CIRCULATING AIR REQUIREMENTS ......... 7
Return Air Connections ........................... 7
Supply Air Connections ............................ 7
FURNACE INSTALLATION .......................... 8
General Information .................................. 8
Requirements & Codes ............................ 8
Locating & Cutting Duct Openings .......... 8
Standard Duct Connector Installation ....... 9
Alternate Attachment Method ...............10
Round Duct Connector Installation ..........10
Installing the Furnace ..............................10
ROOF JACK INSTALLATION ......................11
Roof Jack Selection .................................11
Application Notes .....................................11
Locating & Cutting Roof Openings ..........12
Installing the Roof Jack ............................13
Installation of Transit-Mode Vent System .13
Manufactured Home Factory.................13
ELECTRICAL INFORMATION .....................14
Line Voltage Wiring ..................................14
Connecting Power Supply Wires ...........15
Low Voltage Wiring ..................................15
Connecting Thermostat Wires ...............15
Verifying Anticipator Setting ..................15
Grounding ................................................15
FUEL SUPPLY AND PIPING .......................16
Oil Tank & Piping Istallation .....................17
One Line System ..................................17
Two Line System ...................................17
Fuel Line Hook Up ..................................17
Leak Check .............................................18
Priming Honeywell R7184 ......................18
Priming Beckett 7505 ..............................18
Fuel Oil Type ...........................................18
Conversion to Propane Gas ...................18
Atmospheric & Direct Ignition ..............18
High Altitude Conversion ........................19
Flue Gas Sampling .................................19
STARTUP & ADJUSTMENTS .....................20
Lighting Instructions - Pilot Models ..........20
How to Shut Off Gas - Pilot Models ......21
Operating Instructions - Direct Ignition ...21
How to Shut Off Gas - Direct Ignition ...22
Operating Instructions - Oil Gun ..............22
Operating Instructions - Gas Gun ............22
How to Shut Off Gas - Gas Gun ...........22
Burner Adjustments .................................22
Gas Pressure .......................................22
Pilot Flame ...........................................22
Combustion Air ........................................23
Gas Gun ...............................................23
Oil Gun .................................................23
Electrode Setting - Oil Gun ......................23
Switching Honeywell (R7184) Ignition from
Interrupted to Intermittent ........................23
OPERATING SEQUENCE ...........................24
Standing Pilot ..........................................24
Standing Pilot w/ Induced Draft Blower ...24
M1 Models - Direct Ignition ......................24
Oil Gun Models ........................................24
Gas Gun Models ......................................24
FURNACE CONTROLS & FUNCTIONS .....25
Furnace On-Off Switch ............................25
Limit Control ............................................25
Gas Valve.................................................25
Roll Out Switch - M1G .............................25
Oil Burner Primary Control ......................25
Summer Cooling - B,C,D Series ..............25
TROUBLESHOOTING .................................26
Standing Pilot Models ..............................26
Direct Ignition Models ..............................26
Oil Gun Models ........................................27
OPTIONAL ACCESSORIES ........................28
MAINTENANCE ...........................................30
Homeowner Information ..........................30
Installer Information Information ..............30
FIGURE & TABLES ......................................31
Table 10 - Furnace Specifi cations ........31
Table 11 - Orifi ce Sizes - High Alt. ........32
Table 12 - Blower Speed Selection .......32
Gas Information .......................................33
Table 13 - Gas Flow Rates ...................33
Table 14 - Gas Pipe Capacities ............33
Wiring Diagrams ......................................34
Fig. 39 - Gas Furnace - 056, 070 .........34
Fig. 41 - Standing Pilot - 077, 090 ........35
Fig. 42 - Gas Furn. w/ac 056, 070 ........36
Fig. 43 - Standing Pilot. w/ac 077, 090 .37
Fig. 44 - Gas Only (M1M Models) ........38
Fig. 45 - Gas & Oil (M1B & M5S) .........39
Installation Checklist ................................40