Weil-McLain EGH-125 - Manuals

Weil-McLain EGH-125 – Manual in PDF format online.

Manuals:

Manual

Manual Weil-McLain EGH-125

Summary

Page 2 - Control Supplement; Hazard definitions; Please read this page first; Contents

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 2 The following terms are used throughout this Control Supplement to bring attention to thepresence of hazards of various risk levels or to important informa...

Page 3 - CSD-1 control system — Natural gas; Carton guide

CSD-1 control system — Natural gas Part Number 550-110-677/0299 3 Carton guide Table 1 Boiler cartons Verify that the correct cartons are available before beginning assembly. Note that the Base assembly and Trim &controls cartons for CSD-1 are special. The CSD-1 ignition control panel (in Base a...

Page 4 - Installation; Place the boiler; Install vent/breeching

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 4 Installation I Place the boiler Refer to the EGH Manual. Read Section I and follow all of its guidelines. Complete the following steps of Section I of the ...

Page 5 - Install optional vent damper (if supplied)

CSD-1 control system — Natural gas Part Number 550-110-677/0299 5 Install optional vent damper (if supplied) If not installing a vent damper, proceed to next section( Piping connections ). O n c e a v e n t d a m p e r h a s b e e noperated on an EGH boiler, the boilerwill no longer operate without ...

Page 6 - II; Install boiler controls —; water boilers; III

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 6 Piping connections II Connect steam (water) piping to the boiler per EGH Manual Section II. Water boilers — make provision for mounting probe low water cut...

Page 7 - steam boilers; Optional heaters —; steam boilers only; IV

CSD-1 control system — Natural gas Part Number 550-110-677/0299 7 Install boiler controls — steam boilers III Figure 4 Steam boiler connections Table 3 Steam boiler connections 32¾" 23 / " 13 16 (Water line) 13½" 11¾" 27 / " 5 8 16 / " 3 16 2 / " 11 16 16 / " 5 8 24&#...

Page 8 - Gas piping; Wiring

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 8 Gas piping V Size and connect gas supply piping per EGH Manual , Section V. The gas supply can enter from either the right or leftside of the jacket. Be su...

Page 9 - Wiring — sequence of operation

CSD-1 control system — Natural gas Part Number 550-110-677/0299 9 General The following sequence of operation applies to all wiring diagrams in this Supplement — bothwater and steam. Call for heat On a call for heat (from thermostat or operating control): 1. Limit control and water level control con...

Page 10 - LADDER WIRING DIAGRAM; Wiring — water boilers

P art Number 550-110-677/0299 10 o NOTES: TO COMPONENT MANUFACTURER’S INSTRUCTIONS FOR APPLICATION WIRING AND FOR MULTIPLE ZONE SYSTEMS USING ZONE VALVES OR CIRCULATORS, REFER 5. THERMOSTAT - FOR SINGLE ZONE SYSTEMS, THERMOSTAT ANTICIPATOR SETTING IS 0.40 AMPS. 4. REFER TO CONTROL COMPONENT INSTRUCT...

Page 11 - SCHEMATIC WIRING DIAGRAM

P a rt Number 550-110-677/0299 11 CSD-1 control system — Natural gas EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement NOTE 10 TERMINAL BLOCK 1 2 A 1 A 2 W JUNCTION BOX EQUIPMENT GROUND (BY OTHERS) (NOTE 7) CIRCULATOR N (NOTE 9) W Y H S...

Page 14 - Wiring — steam; gravity return

P art Number 550-110-677/0299 14 o NOTES: TO COMPONENT MANUFACTURER’S INSTRUCTIONS FOR APPLICATION WIRING AND FOR MULTIPLE ZONE SYSTEMS USING ZONE VALVES OR CIRCULATORS, REFER 5. THERMOSTAT - FOR SINGLE ZONE SYSTEMS, THERMOSTAT ANTICIPATOR SETTING IS 0.40 AMPS. 4. REFER TO CONTROL COMPONENT INSTRUCT...

Page 18 - pumped return

P art Number 550-110-677/0299 18 o NOTES: TO COMPONENT MANUFACTURER’S INSTRUCTIONS FOR APPLICATION WIRING AND FOR MULTIPLE ZONE SYSTEMS USING ZONE VALVES OR CIRCULATORS, REFER 5. THERMOSTAT - FOR SINGLE ZONE SYSTEMS, THERMOSTAT ANTICIPATOR SETTING IS 0.40 AMPS. 4. REFER TO CONTROL COMPONENT INSTRUCT...

Page 22 - Final adjustments; VII; To place boiler in operation:

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 22 Final adjustments VII 1. Follow EGH Manual instructions for Final Adjustments , Section VII, including filling the boiler and skimming steam boilers. Skim...

Page 23 - Final adjustments — operating instructions

CSD-1 control system — Natural gas Part Number 550-110-677/0299 23 Final adjustments — operating instructions VII Figure 11 Operating instructions

Page 24 - Check-out procedure — operation; VIII

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 24 Check-out procedure — operation VIII Always follow boiler Operating instructions , Figure 11, when starting the boiler. Failure to do so could result in s...

Page 25 - Check-out procedure — leak test

CSD-1 control system — Natural gas Part Number 550-110-677/0299 25 Check-out procedure — leak test VIII 677-11 1 2 4 3 To cont ro l panel For your safety, turn off electricalpower supply before making anye l e c t r i c a l c o n n e c t i o n s t o a v o i dpossible shock hazard. 1. Turn off power ...

Page 27 - System (boiler without vent damper) does not work

CSD-1 control system — Natural gas Part Number 550-110-677/0299 27 Check-out procedure — troubleshooting VIII VISUALLY CHECK — Is ground wire connected fromGND (Burner) to ignition control mounting screw, andground wire connected from transformer terminal C to caseground? Correct by making connectio...

Page 29 - Main valve will not come on (boiler with or without damper)

CSD-1 control system — Natural gas Part Number 550-110-677/0299 29 Check-out procedure — troubleshooting VIII Set up microammeter to measure output current in flame sensor circuit as follows. a. Detach sense lead from ignition control. Attach negative lead from microammeter to sense terminal on igni...

Page 30 - Main valve will not come on -

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 30 Check-out procedure — troubleshooting VIII Are pilot valve wiring connections CORRECT and securely fastened? Connect securely to terminal PV on ignition c...

Page 31 - Service and maintenance; IX

CSD-1 control system — Natural gas Part Number 550-110-677/0299 31 Service and maintenance IX Complete Installation and Service Certificate in EGH Manual , Section IX. Follow EGH Manual , Section IX, for service and maintenance of boiler.

Page 32 - Replacement parts — water boilers

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 32 Replacement parts — water boilers X Figure 14 Water boiler assembly MV MV/PV PV ALARM ALARM 24 V 24 V (GND) SENSE SP ARK MV MV/PV PV ALARM ALARM 24 V 24 V...

Page 34 - Replacement parts — steam boilers

EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 EGH-105 to EGH-125 Control Supplement Part Number 550-110-677/0299 34 Replacement parts — steam boilers X Figure 15 Steam boiler assembly MV MV/PV PV ALARM ALARM 24 V 24 V (GND) SENSE SP ARK MV MV/PV PV ALARM ALARM 24 V 24 V...