Gasmaster GMI 2M Installation, Operation And Maintenance Manual Download

Page: 2 / 35

IOM GMI 2M & 2ML Nov 2010.doc

GASMASTER DOCUMENTS

DESCRIPTON SECTION

Performance & Structural Test Report

Q/C Department Release Report

Installation, Operation, & Maintenance Manual

DRAWINGS

NUMBER DESCRIPTION

SECTION

Heat Exchanger Schematic

Control System Schematic

3 Gas

Line

Inlet Manifold Assembly

Front View/ Dimensions

6 Side

View/Dimensions

7 Top

View/Dimensions

COMPONENTS’ DOCUMENTS

MANUFACTURER COMPONENT

SECTION

Riello

Catalogue

Honeywell /Siemens

Main Gas Valves

Asco

Pilot Gas Valves

Omron/Siemens Temperature

Controller 7

Honeywell

High Temperature Limit

McDonnell & Miller

Low Water Cut-Off Switch

Conbraco

Safety Relief Valve

Dungs

Air Pressure Switch

Honeywell/Dungs Gas

Pressure Switches

LFL/Siemens Burner

relay/Flame safeguard

Siemens Reversing

Actuator

Maxitrol Pressure

Regulators

Summary of Contents for GMI 2M

Page 1: ...smaster Industries 7480 MacDonald Road Delta British Columbia Canada V4G 1N2 GMI 2M GMI2ML 2 000 000 Btu hr Input Gas Fired Stainless Steel Boilers and Water Heaters INSTALLATION OPERATION AND MAINTEN...

Page 2: ...View Dimensions 3 6 Side View Dimensions 3 7 Top View Dimensions 3 COMPONENTS DOCUMENTS MANUFACTURER COMPONENT SECTION Riello Catalogue 4 Honeywell Siemens Main Gas Valves 5 Asco Pilot Gas Valves 6 O...

Page 3: ...eater Package 2 2 Location 2 3 Relief Valve 2 4 Water Connection 2 5 Condensate Line 2 6 Gas Line Connection 2 7 Vent Connection 2 8 General Instruction 14 15 15 16 16 16 17 20 SECTION 3 OPERATION 3 1...

Page 4: ...ight1 lbs 1900 Supply Return Connections Water Content Inches USG 3 Stainless Steel Flange ANSI 150 lbs 41 0 Gas connection Inches 2 NPTF Gas inlet pressure Inches WC 8 to 14 Flue connection Inches 10...

Page 5: ...eight1 Lbs 1950 Supply Return Connections Water Content Inches USG 4 Stainless Steel Flange ANSI 150 lbs 49 5 Gas connection Inches 2 NPTF Gas inlet pressure Inches WC 8 to 14 Flue connection Inches 1...

Page 6: ...IOM GMI 2M 2ML Nov 2010 doc 6 SECTION 1 INTRODUCTION...

Page 7: ...mber space outside the coils and within the liners and exit through the chimney The water flows in the opposite direction of gas Feed water enters the each coil at the perimeter of the heat exchanger...

Page 8: ...n water reaches the LWCO position the burner should fire II Flame Sensor A Riello flame probe is used as a flame proving sensor This is connected to the burner controller and is installed inside the b...

Page 9: ...established within 5 seconds of the ignition trial time the flame safeguard will shut off the pilot safety gas valves The pilot flame will ignite the air gas mixture flowing through the burner within...

Page 10: ...ly at different site conditions calorific value of gas duct length etc After installation is completed using a gas analyzer the CO and O2 contents of the exhaust gases should be re checked to ensure t...

Page 11: ...nstallation must conform to the requirements of the authority having jurisdiction or in the absence of such requirements to the National Fuel Gas Code ANSI Z223 1 latest edition All electrical wiring...

Page 12: ...ydronic heating systems 1 8 Water Treatment All heat exchanger coils are constructed from high grade stainless steel Therefore high oxygen content in the feed water should not result in any corrosion...

Page 13: ...IOM GMI 2M 2ML Nov 2010 doc 13 SECTION 2 INSTALLATION...

Page 14: ...t manifold 8 Condensate drain connection 9 Flame sensor inside burner 10 Flue gas connection 11 Pressure Pressure temperature gauge 12 One purge valve installed at the inlet of each coil 13 All Safety...

Page 15: ...bustion air can flow freely through to the air intake blower VIII A resilient pad to separate the boiler water heater from floor IS NOT REQUIRED 2 3 Relief Valve A pressure relief valve is supplied as...

Page 16: ...iping guides developed according to local plumbing codes 2 5 Condensate Line Connect 3 4 ABS tubing from the condensate drain U trap directly to the floor drain Notice that the line MUST be pitched do...

Page 17: ...ving jurisdiction In the absence of an authority the venting must comply with CSA B149 1 or ANSI Z223 1 Equivalent Lengths 90 deg Elbow 3 45 deg Elbow 2 Condensate Tee 2 Vent Cap 3 NOTES The exhaust v...

Page 18: ...to the common venting system are not in operation I Seal any unused openings in the common venting system II Visually inspect the venting system for proper size and horizontal pitch and determine that...

Page 19: ...t 21 mm m from the boiler to the vent terminal II The vent system should be installed to prevent accumulation of condensate III Where necessary the vent system must provide the means for drainage of c...

Page 20: ...he boiler water heater and its gas connection must be leak tested before placing the boiler in operation 2 8 4 The boiler water heater when installed must be electrically grounded and bonded in accord...

Page 21: ...owning Pregnant women should be cautious Soaking in water above 102 F 39 C can cause fetal damage during the first three months of pregnancy Pregnant women should respect the 100 F 38 C maximum rule B...

Page 22: ...IOM GMI 2M 2ML Nov 2010 doc 22 SECTION 3 OPERATION...

Page 23: ...tch This switch in the safety loop is installed at the end of manifold The switch is normally open and as soon as water level in the system reaches the point where the switch is installed it will clos...

Page 24: ...start II Blower continues to run at its maximum frequency for a period identified as the purge time 3 1 3 Pilot Flame I After completion of the pre purge period the burner controller sends the requir...

Page 25: ...ensor installed on the outlet manifold continuously measures the discharge water temperature Signals from this sensor are sent to the temperature controller If the temperature measured by the sensor i...

Page 26: ...cordance with the design requirements Conduct a complete leak test on the unit s gas train and associated components Measure the static pressure upstream of the unit to ensure it is within the prescri...

Page 27: ...ry jumpers have been removed from the unit s control panel If applicable ensure the external control connections have been wired NOTE Start up and commissioning MUST be carried out by a GMI qualified...

Page 28: ...unit in operation measure the exhaust gas pressure inside the housing at the T connection located under the pressure switch V Test Points Measure gas line pressure upstream of the gas pressure regula...

Page 29: ...he electrical supply to the pump Instead shut off the gas supply at a location external to the unit II Do not use this boiler water heater if any part has been under water Immediately call a qualified...

Page 30: ...IOM GMI 2M 2ML Nov 2010 doc 30 SECTION 4 MAINTENANCE...

Page 31: ...or the gas supply fails to shut off turn off the manual gas control valve IV Label all wires prior to disconnection when servicing the controls Wiring errors can cause improper and dangerous operation...

Page 32: ...ilure Pilot gas valve not opened No ignition Check the electrical connections to ensure they are all securely connected see the schematic wiring diagram for terminals Check the two safety shut off val...

Page 33: ...ing temperature switch Check all connections to and from the wiring block located immediately below the blower Check the maximum heat requirement with the engineer and ensure the unit is of the approp...

Page 34: ...IOM GMI 2M 2ML Nov 2010 doc 34...

Page 35: ...IOM GMI 2M 2ML Nov 2010 doc 35 START UP REPORT...

Search results

Summary of Contents for GMI 2M

Reviews:

Related manuals for GMI 2M

Brands by name

Popular brands

Gasmaster GMI 2M, Installation, Operation And Maintenance Manual

Search results

Summary of Contents for GMI 2M

Reviews:

Related manuals for GMI 2M

Brands by name

Popular brands