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Table of Contents

Product & Safety Information

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Pre-Installation

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-4

Installation - Piping

Temperature & Pressure (T&P) Relief Valve  . . . . . . . . . . . . . . . . . .5

Drain Valve  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Manual Air Vent  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Thermal Expansion   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Water Hammer  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Vacuum Breaker  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

General Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Domestic Piping  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Thermostatic Mixing Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Recirculation Piping  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Boiler Piping  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Installation - Piping Drawings

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-11

Installation - Wiring

Wiring Requirements  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Circulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Zone Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Connection  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Installation - Wiring Drawings

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13-18

Water Heater Start-Up

Filling the Inner (Domestic Water) Tank  . . . . . . . . . . . . . . . . . . . . .19

Filling the Outer (Boiler Water) Tank   . . . . . . . . . . . . . . . . . . . . . . .19

General Notes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Adjusting the Water Heater Thermostat  . . . . . . . . . . . . . . . . . . . . . .21

Water Heater Maintenance

Maintenance Schedule  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Filling Water Heater  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Draining Water Heater  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22-24

Draining Inner (Domestic Water) Tank . . . . . . . . . . . . . . . . . . . . . . .23-24

Draining Outer (Boiler Water) Tank  . . . . . . . . . . . . . . . . . . . . . . . . .24

Replacement Parts List

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-26

Water Heater Specifications

COMFORT Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

i

Comfort manual _Comfort 55  9/8/14  10:29 AM  Page 2

Содержание COMFORT 45

Страница 1: ...porta tion company by the consignee 2013 32 COMFORT IWH Manual 661A0100 rev C Warranty Registration Card must be filled out by the customer and mailed within thirty 30 days of installation in order to...

Страница 2: ...Wiring Requirements 12 Circulators 12 Zone Valves 12 Connection 12 Installation Wiring Drawings 13 18 Water Heater Start Up Filling the Inner Domestic Water Tank 19 Filling the Outer Boiler Water Tan...

Страница 3: ...ren disabled and elderly are at highest risk of being scalded Never leave them unattended in or near show er bathtub or sink Never allow small children to use a hot water faucet or draw their own bath...

Страница 4: ...s with National Standard Plumbing Code provided that boiler water including additives is practically non toxic having toxicity rating or class of 1 as listed in Clinical Toxicology of Commercial Produ...

Страница 5: ...2 ppm or mg l Copper less than 1 ppm or mg l Manganese less than 0 05 ppm or mg l Zinc less than 5 ppm or mg l In hard water areas more than 7 grains of hardness soften the cold domestic supply water...

Страница 6: ...en such a location is unavoidable a suitable drain pan with adequate drainage should be placed under the water heater The COMFORT Series Water Heaters are designed for vertical installation only Recom...

Страница 7: ...e use a T P relief valve with extended element We recommended an 8 minimum length to ensure element senses domestic water Installation Install the T P in the run straight through leg of a tee located...

Страница 8: ...ated normal system expansion Correct this condition by installing a properly sized expansion tank in domestic water system Refer to expansion tank manufacturer s installation instructions for proper s...

Страница 9: ...nd galvanized iron pipe If copper pipe is used for domestic water con nections first solder pipe to a threaded adapter and then screw adapter into cold water inlet on top of water heater Inlet contain...

Страница 10: ...d on a closed type hydronic system Failure to provide such a system will result in prema ture failure of the outer tank and annulment of warranty Boiler water including additives must be practically n...

Страница 11: ...g with Recirculation COMFORT 9 1 Shut off valve 2 Recirculation Circulator 3 Flow Check Valve 4 T P relief valve 5 Unions 6 Backflow preventer or pressure reducing valve 7 Drain valve 8 Thermal expans...

Страница 12: ...4 1 3 Port Priority Valve 3 1 6 Cold water inlet 5 Fig 4 1 Shut off valves 2 Circulator 3 Expansion tank 4 Drain valve 5 Feed valve 6 Air separator Fig 3 COMFORT System Piping with 3 Port Zone Valve D...

Страница 13: ...check valve 4 Expansion tank 5 Drain valve 6 Feed valve 7 Air separator COMFORT System Piping with Zone Valves Non Domestic Priority COMFORT System Piping with Zone Circulators 11 Installation Piping...

Страница 14: ...nt must be used 3 Refer to control component instructions packed with boiler for application information 4 An optional service switch may be installed in water heater electrical circuit This switch wo...

Страница 15: ...P and 1 Connections Optima Zone Panel SZC5 with Zone Pumps Wiring Fig 7 13 Installation Wiring Comfort manual _Comfort 55 9 8 14 10 29 AM Page 15...

Страница 16: ...P and 1 Connections Optima Zone Panel SCZ5 with Zone Valves Wiring Fig 8 14 Installation Wiring Comfort manual _Comfort 55 9 8 14 10 29 AM Page 16...

Страница 17: ...oiler control can burn out if isolation relay is not used Priority Relay H N High Voltage 120 V A C 24 V A C Room Thermostat Zone 1 Additional zones Additional zones may be added as shown above Transf...

Страница 18: ...nd switches Transformer and boiler control can burn out if isolation relay is not used 16 Typical 3 wire Zone Valve Zoning without Domestic Priority H N High Voltage 120 V A C 24 V A C Room Thermostat...

Страница 19: ...17 Typical Circulator Zoning with Domestic Priority 2 T T 1 4 3 5 6 Circulator Zone 1 Thermostat zone 1 Honeywell R845A Relay 120 H VAC N 2 T T 1 4 3 6 Circulator Zone 2 Thermostat zone 2 5 2 T T 1 4...

Страница 20: ...zone 2 Thermostat zone 3 5 2 T T 1 4 3 6 5 High Voltage Low Voltage To Boiler 24 VAC Thermostat Leads 2 ON PRIORITY ZONING CIRCULATOR CIRC ON PR1 LIVE NEUT T T 2 1 P Water Heater Thermostat Priority...

Страница 21: ...e pressurizing outer tank 1 Close boiler water drain valve at boiler water outlet of water heater 2 Open water heater s boiler water isolation valves 3 Allow air to escape from outer boiler water tank...

Страница 22: ...at each hot water faucet bath and shower outlet Selection and installation must comply with valve manufacturer s recommendation and instructions Use the lowest practical temperature set ting Check wat...

Страница 23: ...neumophila can form in the potable water distribution sys tem if certain minimum water temperatures are not maintained Contact your local health department for more information Check water temperature...

Страница 24: ...valve valves pipes and fit tings for leaks Check function of field installed controls and valves See component manufacturer s instructions Review homeowner s maintenance responsi bilities and their f...

Страница 25: ...supply isolation valve is closed 3 The outer boiler water tank pressure is less than 15 psig Reference domestic piping diagrams Figs 1 and 2 on page 9 Draining Inner Tank Option 1 1 Connect a hose to...

Страница 26: ...the water heater 4 Open the domestic water drain valve and start the pump to begin draining the inner tank 5 When draining is complete stop the pump close the hot water faucet and close the domes tic...

Страница 27: ...2 7 2 Aquastat Assembly 6 3 1 4 COMFORT Replacement Parts 25 Comfort manual _Comfort 55 9 8 14 10 29 AM Page 27...

Страница 28: ...4 All Aquastat Assembly Knob Cover Aquastat 160 F 3 P3KITBTM05 All Bottom cap 4 P3KITTOP05 All Top cap 5 P3DW06 All Drywell Not Shown 6 P3WKITDT01 COMFORT 45 Dip tube P3WKITDT02 COMFORT 55 7 P3KNB02 A...

Страница 29: ...MFORT 45 COMFORT 55 Capacity Gal Domestic 28 35 Boiler 17 20 Heating surface Sq Ft 13 16 Head loss boiler side Ft 3 4 1 1 4 Piping connections Inches Domestic 3 4 3 4 Boiler 1 1 1 4 Dimensions Inches...

Страница 30: ...n boiler control SCCX6 Multiple boiler control extension SZC5 Zone control panel S3S Three stage boiler control SMV Mixing valve control SIM Injection mixing control SSM Snow melt control Optima Contr...

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