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When operating control (A) calls for heat, it energizes main gas valves (B), starting burner operation.
The burners will operate until operating control (A) is satisfied. The high limit control (C), will stop burner
operation in case of excessive steam pressure (steam boiler) or excessive boiler water temperature (water boiler).
Low water cut-off (D) will stop burner operation if the water level in boiler drops below the lowest safe level.
The pilot safety switch (E), connected to main gas valve (B), prevents operation of the main burners in case the
pilot flame becomes extinguished. Pilot safety switch (E) provide for 100% shut-off of gas supply.
FIG. 50
WIRING DIAGRAM - 5006B THRU 5014B SECT. BOILERS
THERMOCOUPLE CONTROL SYSTEM
CANADA ONLY
SecTiON iV - OPeRATiON (continued)
Содержание 5006B
Страница 10: ...10 Fig 6 ARRANGEMENT OF SECTIONS AND CANOPY S SECTION III INSTALLATION INSTRUCTIONS continued...
Страница 22: ...22 Fig 22 SECURING OF CANOPY DRAFTHOOD SECTION III INSTALLATION INSTRUCTIONS continued...
Страница 23: ...23 Fig 23 CANOPY DRAFTHOOD MOUNTING DIAGRAM SECTION III INSTALLATION INSTRUCTIONS continued...
Страница 29: ...29 Fig 28 MOUNTING ELEVATIONS OF M M 150 AND A 67M FLOAT LWCO SECTION III INSTALLATION INSTRUCTIONS continued...
Страница 51: ...51 Fig 46 wiring diagram 5006B THRU 5014B SECTION BOILERS OP CONTROL SYSTEM SECTION IV OPERATION continued...
Страница 53: ...53 Fig 47 wiring diagram 5015B THRU 5026B SECION BOILERS OP CONTROL SYSTEM SECTION IV OPERATION continued...
Страница 55: ...55 Fig 48 wiring diagram 5006B THRU 5014B SECTion BOILERS EP CONTROL SYSTEM SECTION IV OPERATION continued...
Страница 56: ...56 Fig 49 wiring diagram 5015B THRU 5026B SECTION BOILERS EP CONTROL SYSTEM SECTION IV OPERATION continued...
Страница 68: ...68 Fig 58 PILOT LOCATIONS SECTION V SERVICE continued...
Страница 72: ...72 SERVICE RECORD DATE SERVICE PERFORMED...
Страница 74: ...74 Fig 64 BASE PARTS 5006B Thru 5014B SECTION VI REPAIR PARTS continued...
Страница 76: ...76 Fig 65 BASE PARTS 5015B thru 5026B SECTION VI REPAIR PARTS continued...
Страница 78: ...78 Fig 66 INTEGRAL CANOPY DRAFTHOODS SECTIONS SECTION VI REPAIR PARTS continued...
Страница 82: ...82 Fig 67 JACKETS SECTION VI REPAIR PARTS continued...
Страница 102: ...102 Control assembly and mounting bracket OP EP CONTROL SYSTEMS SECTION VI REPAIR PARTS continued...
Страница 111: ...111 SERVICE RECORD DATE SERVICE PERFORMED...
Страница 112: ...112...