49
Burners and Igniters
EQUIPMENT DAMAGE HAZARD
Failure to follow this caution can result in equipment
damage.
When working on gas train, do not hit or plug orifice
spuds.
CAUTION
!
Main Burners
To access burners, remove burner access panel and slide
out burner partition. At the beginning of each heating
season, inspect for deterioration or blockage due to
corrosion or other causes. Observe the main burner flames
and adjust, if necessary.
Orifice projection —
Refer to Fig. 62 for maximum
projection dimension for orifice face to manifold tube.
Orifice
1.00-in
(25.4 mm)
Manifold
Pipe
C08211
Fig. 62 -- Orifice Projection
Removal and Replacement of Gas Train
See Fig. 55, Fig. 60 and Fig. 63.
1. Shut off manual gas valve.
2. Shut off power to unit.
3. Slide out burner partition.
4. Disconnect gas piping at unit gas valve.
C06153
Fig. 63 -- Burner Tray Details
5. Remove wires connected to gas valve. Mark each
wire.
6. Remove igniter wires and sensor wires at the Integ-
rated Gas Unit Controller (IGC). See Fig. 64.
RACEWAY
INTEGRATED GAS UNIT
CONTROLLER (IGC)
HOLE IN END PANEL (HIDDEN)
C08454
Fig. 64 -- Unit Control Box/IGC Location
7. Remove the 2 screws that attach the burner rack to
the vestibule plate. See Fig. 60.
8. Slide the burner tray out of the unit See Fig. 63.
9. To reinstall, reverse the procedure outlined above.
Cleaning and Adjustment
1. Remove burner rack from unit as described in Re-
moval and Replacement of Gas Train section, above.
2. Inspect burners; if dirty, remove burners from rack.
(Mark each burner to identify its position before re-
moving from the rack.)
3. Use a soft brush to clean burners and cross--over port
as required.
4. Adjust spark gap. See Fig. 65, 66 and Fig. 67.
72,000 BTUH INPUT AND 60,000 BTUH INPUT
LOW HEAT
115,000 BTUH INPUT,
150,000 BTUH INPUT,
90,000BTUH INPUT AND
120,000 BTUH INPUT
MEDIUM AND HIGH HEAT
SEE DETAIL
A
SEE DETAIL
A
DETAIL
A
SEE DETAIL
B
SEE DETAIL
B
DETAIL
B
0.181 IN. (4.60 mm)
SPARK GAP
0.120/0.141 IN. (3.05/3.56 mm)
SPARK GAP MUST BE
POSITIONED TO IGNITE
ON FIRST TRY. PLACE
SPARK GAP WITHIN
BURNER CIRCUMFERENCE
AS SHOWN
C06154
Fig. 65 -- Spark Adjustment (04--07)
48TC
Содержание 48TC 04 Series
Страница 27: ...27 COOLING CHARGING CHARTS cont C14064 Fig 33 Cooling Charging Charts 12 5 Ton 48TC...
Страница 28: ...28 COOLING CHARGING CHARTS cont C13217 Fig 34 Charging Chart 48TC Size D14 with Novation Coil 48TC...
Страница 29: ...29 COOLING CHARGING CHARTS cont C13218 Fig 35 Charging Chart 48TC Size D16 48TC...
Страница 30: ...30 COOLING CHARGING CHARTS cont C10666 Fig 36 Charging Chart 48TC Size B04 Humidi MiZer in Reheat 1 48TC...
Страница 31: ...31 COOLING CHARGING CHARTS cont C10667 Fig 37 Charging Chart 48TC Size B05 Humidi MiZer in Reheat 1 48TC...
Страница 32: ...32 COOLING CHARGING CHARTS cont C10668 Fig 38 Charging Chart 48TC Size B06 Humidi MiZer in Reheat 1 48TC...
Страница 33: ...33 COOLING CHARGING CHARTS cont C10669 Fig 39 Charging Chart 48TC Size B07 Humidi MiZer in Reheat 1 48TC...
Страница 40: ...40 C14052 Fig 51 Typical Smoke Detector System Wiring 48TC...
Страница 114: ...114 APPENDIX III WIRING DIAGRAMS C14065 Fig 95 48TC A08 A12 Control Diagram 208 230 3 60 460 3 60 575 3 60 48TC...
Страница 115: ...115 APPENDIX III WIRING DIAGRAMS C13240 Fig 96 48TC D08 D12 Control Diagram 208 230 3 60 460 3 60 575 3 60 48TC...
Страница 116: ...116 APPENDIX III WIRING DIAGRAMS C13241 Fig 97 48TC D14 Control Diagram 208 230 3 60 460 3 60 575 3 60 48TC...
Страница 117: ...117 APPENDIX III WIRING DIAGRAM LIST C12412 Fig 98 48TC D16 Control Diagram 208 230 3 60 460 575 3 60 48TC...
Страница 122: ...122 APPENDIX III WIRING DIAGRAMS C12413 Fig 103 48TC A04 A07 Power Diagram 208 230 1 60 48TC...
Страница 123: ...123 APPENDIX III WIRING DIAGRAMS C12414 Fig 104 48TC A04 A07 Power Diagram 208 230 3 60 460 3 60 48TC...
Страница 124: ...124 APPENDIX III WIRING DIAGRAM LIST C12415 Fig 105 48TC A04 A07 Power Diagram 575 3 60 48TC...
Страница 125: ...125 APPENDIX III WIRING DIAGRAMS C13245 Fig 106 48TC A08 A12 Power Diagram 208 230 3 60 460 3 60 48TC...
Страница 126: ...126 APPENDIX III WIRING DIAGRAM LIST C13246 Fig 107 48TC A08 A12 Power Diagram 575 3 60 48TC...
Страница 127: ...127 APPENDIX III WIRING DIAGRAMS C13484 Fig 108 48TC D08 D12 Power Diagram 208 230 3 60 460 3 60 48TC...
Страница 128: ...128 APPENDIX III WIRING DIAGRAM LIST C13247 Fig 109 48TC D08 D12 Power Diagram 575 3 60 48TC...
Страница 129: ...129 APPENDIX III WIRING DIAGRAMS C13248 Fig 110 48TC D14 Power Diagram 208 230 3 60 460 3 60 48TC...
Страница 130: ...130 APPENDIX III WIRING DIAGRAM LIST C13249 Fig 111 48TC D14 Power Diagram 575 3 60 48TC...
Страница 131: ...131 APPENDIX III WIRING DIAGRAMS C12428 Fig 112 48TC B04 B07 Power Diagram 208 230 1 60 with Humidi MiZert 48TC...
Страница 133: ...133 APPENDIX III WIRING DIAGRAM LIST C12430 Fig 114 48TC B04 B07 Power Diagram 575 3 60 with Humidi MiZert 48TC...
Страница 134: ...134 APPENDIX III WIRING DIAGRAMS C12432 Fig 115 48TC E08 E12 Power Diagram 208 230 3 30 460 3 60 with Humidi MiZert 48TC...
Страница 135: ...135 APPENDIX III WIRING DIAGRAM LIST C12433 Fig 116 48TC E08 E12 Power Diagram 575 3 60 with Humidi MiZert 48TC...
Страница 136: ...136 APPENDIX III WIRING DIAGRAMS C12434 Fig 117 48TC E14 Power Diagram 208 230 3 60 460 3 60 with Humidi MiZert 48TC...
Страница 137: ...137 APPENDIX III WIRING DIAGRAM LIST C12435 Fig 118 48TC E14 Power Diagram 575 3 60 with Humidi MiZert 48TC...
Страница 138: ...138 APPENDIX III WIRING DIAGRAM LIST C12422 Fig 119 48TC D16 Power Diagram 208 230 3 60 460 3 60 48TC...
Страница 139: ...139 APPENDIX III WIRING DIAGRAMS C12423 Fig 120 48TC D16 Power Diagram 575 3 60 48TC...
Страница 140: ...140 APPENDIX III WIRING DIAGRAM LIST C12436 Fig 121 48TC E16 Power Diagram 208 230 3 60 460 3 60 with Humidi MiZert 48TC...
Страница 141: ...141 APPENDIX III WIRING DIAGRAMS C12437 Fig 122 48TC E16 Power Diagram 575 3 60 with Humidi MiZert 48TC...
Страница 142: ...142 APPENDIX III WIRING DIAGRAM LIST C14063 Fig 123 48TC A04 12 D08 14 PremierLink Control Diagram 48TC...
Страница 143: ...143 APPENDIX III WIRING DIAGRAM LIST C13485 Fig 124 48TC 16 PremierLink Control Diagram 48TC...
Страница 145: ...145 APPENDIX III WIRING DIAGRAM LIST C13487 Fig 126 48TC 16 RTU Open Control Diagram 48TC...
Страница 146: ...146 APPENDIX III WIRING DIAGRAM LIST C14124 Fig 127 48TC D08 14 E08 14 W7220 2 Speed IFM 48TC...
Страница 147: ...147 APPENDIX III WIRING DIAGRAM LIST C13489 Fig 128 48TC D16 E16 W7220 2 Speed IFM Control Diagram 48TC...
Страница 148: ...148 APPENDIX III WIRING DIAGRAMS C14062 Fig 129 48TC E 14 Control Diagram 208 230 3 60 460 3 60 575 3 60 48TC...
