Utica Boilers MGB Series II/MGC Series Parts list

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Models

MGB-50J MGB-75J MGB-100J MGB-125J MGB-150J MGB-170J MGB-200J

MGB SERIES II

Cast Iron Gas Fired Boilers

For Forced Hot Water

PARTS AND OPTIONAL

ACCESSORIES

Ordering Instructions

Order Parts through your nearest supplier.

When ordering parts, obtain Model Number and Serial Number from data plate on your boiler.

Include following information when ordering.

Part Number

Part Description

Boiler Model Number

Boiler Serial Number

Check our website frequently for updates: www.ecrinternational.com

Manufactured by:

ECR International, Inc.

2201 Dwyer Avenue, Utica NY 13501 web site: www.ecrinternational.com

P/N 240010095, Rev. E [03/2015]

REPLACEMENT PARTS - BASE

BOILER BASE

1

6

2

3

5

4

Item

Description

Part #

#

 

 

 

BURNER TUBE 1 1/2" - 50

 

 

 

 

1

BURNER TUBE 1 1/2" - 75, 100

240005543

 

BURNER TUBE 1 1/2" - 125, 150

 

 

 

 

 

 

BURNER TUBE 1 1/2" - 170, 200

 

 

BASE W/INSUL - 50

5611601

 

 

 

2

BASE W/INSUL - 75, 100

5611602

 

 

BASE W/INSUL - 125, 150

3001823

 

 

 

 

 

BASE W/INSUL - 170, 200

5611604

 

BURNER DOOR - 50

109009071

 

 

 

3

BURNER DOOR - 75, 100

109009072

BURNER DOOR - 125, 150

109009073

 

 

 

 

 

BURNER DOOR - 170, 200

109009074

 

GAS VALVE VR8204H - 50 - 150 SPARK

VG01101

 

NAT

 

 

4

GAS VALVE VR8304H4 - 170-200 SPARK

VG01103

 

NAT

 

 

 

GAS VALVE VR8304 - 50-200 SPARK LP

VG01104

 

 

 

Qty.

1

2

3

4

1

1

1

Item

Description

Part #

Qty.

#

 

 

 

 

5

SCREW ¼ - 20 X ½ SELF TAP

HW-005.01

4

 

MANIFOLD - 50

 

356-2-1.01

 

 

 

 

 

 

6

MANIFOLD - 75 & 100

 

356-2-1.02

1

 

 

 

MANIFOLD - 125 & 150

 

356-2-1.03

 

 

 

 

 

 

 

 

 

MANIFOLD - 170 & 200

 

356-2-1.04

 

 

ORIFICE 3.2mm NAT -

50, 100, 150, 200,

240007406

 

 

 

 

 

 

 

ORIFICE 2.9mm NAT -

125, 170

240007403

 

 

 

 

 

 

ORIFICE 2.8mm NAT - 75

240007402

 

7

 

 

 

*

ORIFICE #45 LP - 50

 

3551520

 

 

 

 

 

ORIFICE #47 LP - 100, 150, 200

355-1-5.04

 

 

 

 

 

 

ORIFICE #49 LP - 125 & 170

355-1-5.06

 

 

 

 

 

 

 

ORIFICE #50 LP - 75

 

355-1-5.07

 

SHOWN

COMBUSTIBLE BASE FLOORING - 50

325-2-8.01

 

 

 

 

1

COMBUSTIBLE BASE FLOORING - 75, 100

325-2-8.02

 

 

 

 

 

 

NOT

COMBUSTIBLE BASE FLOORING - 125, 150

325-2-8.03

 

COMBUSTIBLE BASE FLOORING - 170, 200

325-2-8.04

 

 

 

 

 

 

 

 

* Orifice Quantities: Model 50 - qty 1; Model 75 & 100qty 2; Model 125 & 150qty 3; Model 170 & 200 - qty 4

2

REPLACEMENT PARTS - HEAT EXCHANGER

HEAT EXCHANGER

 

Fully Assembled Heat Exchangers

912000001

 

Heat Exchanger (2 Section)

 

 

 

912000002

 

Heat Exchanger (3 Section)

 

 

 

912000003

 

Heat Exchanger (4 Section)

 

 

 

912000004

 

Heat Exchanger (5 Section)

 

 

 

ROLLOUT & BLOCKED VENT SAFETY SWITCH

ROLLOUT & BLOCKED VENT SAFETY SWITCH

1

2

3

2,3 Section Bracket Shown

Item

Description

Part #

Qty.

#

 

 

 

 

 

 

 

 

2, 3 SECTION TEMP. SENSOR BRACKET (Rollout)

32611001

1

 

 

 

 

1

4 SECTION TEMP. SENSOR BRACKET (Rollout)

109008517

1

 

 

 

 

 

5 SECTION TEMP. SENSOR BRACKET (Rollout)

109008518

1

 

 

 

 

2

CONTROL-FIXED TEMPERATURE THERMO (ROLLOUT

AQ02101

1

SWITCH AND BLOCKED VENT SAFETY SWITCH)

 

 

 

 

 

 

 

3

SCREW - #6 X ¼ HEX HD

HW06501

2

 

 

 

 

Rollout switch is located on base; blocked vent safety switch on flue collector.

 

NOTE: Quantities above are for each switch.

 

 

3

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