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CSD-1 control system — Natural gas

Part Number 550-110-677/0299

35

Table 6

Steam boiler replacement parts

Before replacing any parts on the boiler — Turn off power to boiler and shut off gas supply. Failure to comply could
result in severe personal injury, death or substantial property damage.

Item Part description

Boiler models

Vendor

Vendor part number

Weil-McLain 

part number

1

Main burner

EGH-105 – 125 Weil-McLain

— See EGH Manual —

2

Main burner with pilot bracket

EGH-105 – 125 Weil-McLain

— See EGH Manual —

3

Pilot burner bracket (not shown)

EGH-105 – 125 Weil-McLain

— See EGH Manual —

4

Pilot burner (not shown)

EGH-105 – 125

Beckett Gas

E48A-1

511-330-166

Johnson Controls

Q90GE-1

5

Main gas valve

EGH-105 – 125 Robertshaw

7000DERHC-S7C

511-044-287

6

Manual gas valve, 1" NPT

EGH-105 – 125 Watts

FBV3-06

511-246-290

7

Leak test valve

EGH-105 – 125 Key Gas

511-246-339

8

Pilot gas valve

EGH-105 – 125

Honeywell

V8046C-1014

511-044-039

Johnson Controls

H91ABG

8a

Pilot gas pressure regulator

EGH-105 – 125 Maxitrol

RV20VL

510-933-195

9

Pilot shutoff valve

EGH-105 – 125 Conbraco

53-300-01

511-246-345

10

Pilot tubing, alum. 1/8" O.D. x 34" long

EGH-105 – 125 Available at local supply house

11

Ignition control

EGH-105 – 125 United Technologies

1003-615

511-330-086

12

Impulse relay

EGH-105 – 125 Potter-Brumfield

S89R-11ABD1-24

510-350-226

13

Push-button switch

EGH-105 – 125

Honeywell

AML21CBA2AA

511-624-580

Eaton Controls

221K11810

14

Lens cover

EGH-105 – 125

Honeywell

AML51-C10R

511-624-581

Eaton Controls

220PM02A

15

Light bulb

EGH-105 – 125 TI-¾ (available at local supply house)

16

Wiring harness, pumped return steam

EGH-105 – 125 Weil-McLain

591-391-888

Wiring harness, gravity return steam

EGH-105 – 125 Weil-McLain

591-391-887

17

Vent damper assembly — optional
(not for use in Canada)

EGH-105

Effikal

RVGP-KS-10BF

381-800-446

Johnson Controls

Q35GP-2 (note 1)

EGH-115 – 125

Effikal

RVGP-KS-12BF

381-800-447

Johnson Controls

Q35GR-2 (note 1)

18

Vent damper actuator

EGH-105 – 125

Effikal only

RVGP

510-512-337

Johnson only

M35BE-1C

510-312-255

19

Vent damper harness

EGH-105 – 125 Weil-McLain

10C321

591-391-795

20

Limit control, automatic reset

EGH-105 – 125

Honeywell

PA-404-A

510-312-135

White-Rodgers

P47EA-3

510-311-023

21

Limit control, manual reset

EGH-105 – 125 Honeywell

L404C-1147

510-312-060

22

Probe LWCO, manual reset

EGH-105 – 125 McDonnell & Miller

PS852M-24

511-114-530

23a Float LWCO, automatic reset

EGH-105 – 125 McDonnell & Miller

67W-1

511-114-494

23b Float LWCO/pump control, auto reset

EGH-105 – 125 McDonnell & Miller

42-A

511-114-531

24

Pressure gauge

EGH-105 – 125

Ametek

P505K

510-218-045

Winter

E1437

25

Transformer/relay

EGH-105 – 125 Honeywell

R8285D-5001

510-312-169

Note 1 — Johnson damper assembly consists of M35BC actuator and Y15 vent pipe.

Replacement parts must be purchased through a local Weil-McLain distributor. When ordering, specify boiler model and series and
include description and number of replacement part. Results from using modified or other manufactured parts will not be covered
by warranty and may damage boiler or impair operation.

Refer to boiler manual for parts not listed above.

Содержание CSD-1

Страница 1: ...ement Control Supplement EGH EGH EGH EGH EGHGas Fired Boiler EGH 105 to EGH 125 Series 4 Natural gas Part No 550 110 677 0299 CSD 1 control system For propane boilers install EGH propane conversion ki...

Страница 2: ...IX Service and maintenance 31 X Replacement parts 32 This Control Supplement must only be used by a qualified installer service technician Read these instructions completely before beginning the insta...

Страница 3: ...Steam CSD 1 gravity return or 381 700 408 381 700 408 381 700 408 Steam CSD 1 pumped return 381 700 410 381 700 410 381 700 410 Note a CSD 1 water boilers cannot be equipped with a tankless heater No...

Страница 4: ...ghten nipple Pipe lower half of ground joint union to the 1 nipple Figure 1 item 2 Knock out the jacket gas valve opening on the desired side of the boiler may be routed through either right or left s...

Страница 5: ...er See Figure 2 Screws or rivets used to secure the damper to the vent pipe and the draft hood must not interfere with rotation of the damper blade Install damper harness between damper actuator and k...

Страница 6: ...f must be mounted between the boiler and any isolation valve s installed in the piping Install water trim components as required by ASME CSD 1 latest edition See Figure 3 and Table 2 for controls requ...

Страница 7: ...Failure to do so could result in nuisance shutdowns and possible lockout on the manual reset control due to water level variations from end to end Substantial property damage could result from freezin...

Страница 8: ...NFPA No 70 latest edition Use 105 C thermoplastic wire or equivalent if any original wire must be replaced except for pilot spark and sense wires Wiring procedure 1 Mount all controls as directed in S...

Страница 9: ...inal strip The contact rating is 15 amps at 250VAC To reset the boiler push the red reset button on the CSD 1 control panel 4 Once pilot is proved the ignition control activates main gas valve Main bu...

Страница 10: ...OR LOCAL 1 ALL WIRING MUST BE INSTALLED IN ACCORDANCE WITH ELECTRICAL SHOCK HAZARD CAN CAUSE SEVERE INJURY OR DEATH DISCONNECT POWER BEFORE INSTALLING AND OR SERVICING 2 ALL CONTACTS SHOWN WITHOUT POW...

Страница 11: ...IRE NUTS 3 W BK Y BK G Y G BK BK DAMPER TO BK R TRANSFORMER 120 24 V A C RELAY DPST PLUG IN CABLE G NOTE 5 THERMOSTAT OR EMCS PROBE LWCO W BK G BK CONNECTOR DAMPER Y GAS VALVE ROBERTSHAW D D TH TR BK...

Страница 12: ...9 11 12 14 15 15 16 17 18 19 20 24 21 25 21 22 23 7 Vent connections Connect with tubing and run vent line outside building per code requirements Install strain relief bushings wherever electrical wir...

Страница 13: ...h 16 Gas supply connection 17 Burner manifold 5 Transformer relay 18 Limit control auto reset 6 Junction box 19 Limit control manual reset 7 Damper optional 20 Pressure temperature gauge 8 Damper conn...

Страница 14: ...L WIRING MUST BE INSTALLED IN ACCORDANCE WITH ELECTRICAL SHOCK HAZARD CAN CAUSE SEVERE INJURY OR DEATH DISCONNECT POWER BEFORE INSTALLING AND OR SERVICING 2 ALL CONTACTS SHOWN WITHOUT POWER APPLIED OF...

Страница 15: ...ER TO BK R TRANSFORMER 120 24 V A C RELAY DPST PLUG IN CABLE G NOTE 5 THERMOSTAT OR EMCS PROBE LWCO W BK G BK CONNECTOR DAMPER Y GAS VALVE ROBERTSHAW D D TH TR BK W MANUAL RESET O W R NOTE 8 PILOT PRE...

Страница 16: ...wherever electrical wiring passes through jacket 7 Vent connections Connect with tubing and run vent line outside building per code requirements 13 13a Figure 8 Control assembly steam gravity return...

Страница 17: ...arm silencing switch 16 Gas supply connection 4 Terminal strip 17 Burner manifold 5 Transformer relay 18 Limit control automatic reset 6 Junction box 19 Limit control manual reset 7 Damper optional 20...

Страница 18: ...ITH ELECTRICAL SHOCK HAZARD CAN CAUSE SEVERE INJURY OR DEATH DISCONNECT POWER BEFORE INSTALLING AND OR SERVICING 2 ALL CONTACTS SHOWN WITHOUT POWER APPLIED OFF SHELF CONDITION CODE REQUIREMENTS INFORM...

Страница 19: ...RMER 120 24 V A C RELAY DPST PLUG IN CABLE G NOTE 5 THERMOSTAT OR EMCS PROBE LWCO W BK G BK CONNECTOR DAMPER Y GAS VALVE ROBERTSHAW D D TH TR BK W MANUAL RESET O W R NOTE 8 PILOT PRESSURETROL MANUAL R...

Страница 20: ...iring passes through jacket Vent connections Connect with tubing and run vent line outside building per code requirements 13 13a Figure 10 Control assembly steam pumped return Wiring steam pumped retu...

Страница 21: ...alarm silencing switch 16 Gas supply connection 4 Terminal strip 17 Burner manifold 5 Transformer relay 18 Limit control auto reset 6 Junction box 19 Limit control manual reset 7 Damper optional 20 Pr...

Страница 22: ...ury death or substantial property damage 2 Inspect base insulation as instructed in Section VII of the EGH Manual Before proceeding 1 Follow Operating instructions Figure 11 to start boiler 2 If boile...

Страница 23: ...CSD 1 control system Natural gas Part Number 550 110 677 0299 23 Final adjustments operating instructions VII Figure 11 Operating instructions...

Страница 24: ...15 seconds the ignition control turns off the spark and opens the main gas valve dual valves in single body Main burners ignite If pilot does not light and prove within 15 seconds the ignition control...

Страница 25: ...rst leak test valve Figure 12 item 3 and check for pressure See NOTICE at right 6 Close first leak test valve Figure 12 item 3 and remove manometer 7 Attachmanometertosecondleaktestvalve Figure 12 ite...

Страница 26: ...EN position Apply call for heat to boiler Damper blade should then rotate to open position and boiler will fire 677 14 Effikal damper Johnson Controls damper Closed Open Damper blade indicator Wrench...

Страница 27: ...ply voltage operate system several complete heat cycles Replace pilot assembly turn ON supply voltage Operate system several complete heat cycles No Yes No Yes Replace ignition control Retest TS 1 No...

Страница 28: ...boiler wiring harness TEMPORARILY install jumper between terminal 2 and terminal 5 on damper plug in boiler wiring harness See figure below Does boiler fire No Yes No Yes TS 2 No Spark System boiler...

Страница 29: ...without damper No Yes Make sure sense wire is not wrapped around any pipe or accessories No Yes Replace ignition control Retest Contact gas supplier to correct Correct wiring Retest Replace valve Ret...

Страница 30: ...nd from C on transformer to transformer case ground Make sure connections are clean and tight If wire is damaged or deteriorated replace with No 18 gauge moisture resistant thermoplastic insulated wir...

Страница 31: ...ystem 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 mainten...

Страница 32: ...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 G ND SENSE SPARK MV MV PV PV ALARM ALARM 24 V 24...

Страница 33: ...switch EGH 105 125 Honeywell AML21CBA2AA 511 624 580 Eaton Controls 221K11810 14 Lens cover EGH 105 125 Honeywell AML51 C10R 511 624 581 Eaton Controls 220PM02A 15 Light bulb EGH 105 125 TI available...

Страница 34: ...trol 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 G ND SENSE SPARK MV MV PV PV ALARM ALARM 24 V 24 V G...

Страница 35: ...ell AML51 C10R 511 624 581 Eaton Controls 220PM02A 15 Light bulb EGH 105 125 TI available at local supply house 16 Wiring harness pumped return steam EGH 105 125 Weil McLain 591 391 888 Wiring harness...

Страница 36: ...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 36 Weil McLain 500 Blaine Street Michigan City IN 46360 2388 http www w...

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