Crown Boiler CWI Series Скачать руководство пользователя страница 1 | Manualshive

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Tel: (215) 535-8900 • Fax: (215) 535-9736 • www.crownboiler.com

Manufacturer of Hydronic Heating Products

P.O. Box 14818 3633 I. Street

Philadelphia, PA 19134

CWI Series

Gas-Fired Natural Draft Water Boilers

INSTALLATION INSTRUCTIONS

These instructions must be affixed on or adjacent to the boiler

WARNING

: Improper installation,

adjustment, alteration, service or
maintenance can cause property
damage, injury, or loss of life. For
assistance or additional informa-
tion, consult a qualified installer,
service agency or the gas
supplier. Read these instructions
carefully before installing.

Models:

•

CWI069

•

CWI103

•

CWI138

•

CWI172

•

CWI207

•

CWI241

•

CWI276

•

CWI310

•

CWI345

•

CWI379

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Содержание CWI Series

Страница 1: ...INSTRUCTIONS These instructions must be affixed on or adjacent to the boiler WARNING Improper installation adjustment alteration service or maintenance can cause property damage injury or loss of lif...

Страница 2: ...oduct Description The CWI series boilers are low pressure cast iron gas fired hot water boilers designed for use in closed hot water heating systems These boilers are Category I draft diverter equippe...

Страница 3: ...41 202 81 1 83 2 3 75 4 75 29 30 40 7 16 7 18 8 CWI276 9 276 232 81 4 83 2 4 00 5 25 32 1 4 30 40 7 16 8 21 0 CWI310 10 310 259 4 00 5 25 35 1 2 30 45 7 16 8 23 2 CWI345 11 345 288 4 00 5 25 38 3 4 30...

Страница 4: ...tural or LP The CWI345 and CWI379 may only be used with natural gas 5 Boilers installed at altitudes above 2000 ft may require different burners and main burner orifice than those at sea level Make su...

Страница 5: ...dilution Provisions for combustion ventilation and flue gas dilution air for gas utilization equipment vented by natural draft must be made in accordance with local building codes or in absence of su...

Страница 6: ...the ceiling The top edge of the upper opening must be within 12 of the ceiling and the bottom edge of the lower opening must be within 12 of the floor Figure3 Each opening must have a free area of 1...

Страница 7: ...7 6 FIGURE4 ALLAIRFROMOUTDOORS VENTILATED CRAWL SPACE AND ATTIC FIGURE5 ALLAIRFROMOUTDOORS VIA VENTILATED ATTIC FIGURE3 BOILERINSTALLEDINCONFINEDSPACE ALL AIR FROM INSIDE...

Страница 8: ...8 FIGURE6 ALLAIRFROMOUTDOORS USING OPENINGSINTOBOILERROOM FIGURE7 ALLAIRFROMOUTDOORS USING HORIZONTAL DUCTS INTO BOILER ROOM 7...

Страница 9: ...ctive cases CWI series boilers may be vented into an exterior ceramic lined masonry chimney See the National Fuel Gas Code for information on when exterior chimneys may be used An exterior masonry chi...

Страница 10: ...e following steps shall be followed with each appliance remaining connected to the common venting system placed in operation while the other appliances remaining connected to the common venting system...

Страница 11: ...11 10 FIGURE8 CWI BOILERTYPICALVENTSYSTEM INSTALLATION AND COMPONENTS FIGURE 9 VENTDAMPERINSTALLATIONDETAILS...

Страница 12: ...controls Install a manual shut off valve outside the jacket and ground joint union as shown The boiler and its gas connection must be leak tested before placing the boiler in operation When doing thi...

Страница 13: ...tor Required Although the circulator is shipped on the boiler return it can be installed on the boiler supply If the circulator is moved to the supply it should be positioned just downstream of the ex...

Страница 14: ...ystems The piping shown in Figure 13 will minimize the amount of time that the boiler operates with return temperatures below 120 F on these systems A bypass is installed as shown to divert some suppl...

Страница 15: ...15 14 FIGURE12 INDIRECTWATERHEATER BOILERSIDEPIPING FIGURE11 STANDARDBOILERPIPING...

Страница 16: ...g for a gravity hot water boiler The circulator 1 1 2 x 2 bushings and 1 1 2 piping are removed and the system piping is run directly to the 2 supply and return tappings on the boiler If isolation val...

Страница 17: ...17 FIGURE15 BOILERPIPINGWITHCHILLER FIGURE14 ISOLATIONOFBOILERFROMSYSTEMWITHAHEATEXCHANGER 16...

Страница 18: ...ting range of approximately 110 to 130F Follow the manufacturer s instructions for installing this valve Usually a heat trap will be required between the coil and the hot connection on the mixing valv...

Страница 19: ...boiler Install unions anywhere in the tankless heater piping that will facilitate removal of the heater 7 Backflow Preventer Required in Massachusetts If required by local codes install a backflow pr...

Страница 20: ...spots near any heat source or in direct sunlight cold spots outside walls walls adjacent to unheated areas locations subject to drafts Provide Class II circuit between thermostat and boiler Connect t...

Страница 21: ...ESS IS REPLACED WITH JUMPER PLUG TH TR ROBERTSHAW 7000DERHC GAS VALVE CWI379 HONEYWELL VR8204 VR8304 SERIES GAS VALVES CWI069 345 2 NOTE 2 2 VENT DAMPER REQUIRED ON ALL BOILERS EXCEPT CWI310 CWI379 WH...

Страница 22: ...used for other 24 volt zone valves as long as they are equipped with end switches Do not attempt to use the transformer on the limit control to power the zone valves use a separate transformer Up to...

Страница 23: ...23 22 FIGURE23 ZONEWIRINGUSINGHONEYWELLV8043FZONEVALVES FACTORYWIRINGNOTSHOWN SEE FIGURES18 21 FIGURE22 CIRCULATORZONEWIRINGUSINGHONEYWELLR845As FACTORYBOILERWIRING NOTSHOWN SEE FIGURES 18 21...

Страница 24: ...ition the damper will close 2 If the boiler water temperature is less than the low limit setting minus the differential setting terminals R and B in the L8124E are made through the low limit switch Th...

Страница 25: ...mperature is less than the low limit setting minus the differential setting terminals R and B in the L8124E are made through the low limit switch The low limit switching action is SPDT with R being co...

Страница 26: ...THE BOILER UNDERWENT THE TESTS SPECIFIED IN Z21 13 25 Safety Control Operation Standing Pilot and Intermittent Ignition High Limit Interrupts main burner operation when the supply water temperature e...

Страница 27: ...26 No yellow tipping should be present however intermittent flecks of yellow and orange in theflamearenormal 12 Check entire gas train for leaks using soap and water or other approved leak detection...

Страница 28: ...ct a manometer to the manifold outlet pressure tap on the gas valve see Figures 27 and 28 d Read the manifold pressure It should be set at NaturalGas LPGas Manifold Press inches w c 3 5 10 0 e If a ma...

Страница 29: ...ncrease to hi limit setting The burners should shut down and the circulator continue running For standing pilot boiler models pilot burner should remain lit but the main burners should stop firing For...

Страница 30: ...light pilot burner with a match After about one minute release reset button Pilot should remain lit If it goes out turn gas control knob clockwise to OFF To relight repeat steps 5 9 If button does no...

Страница 31: ...old the Knob while you light pilot burner with a match After about one minute release reset button Pilot should remain lit If it goes out turn gas control knob clockwise to OFF To relight repeat steps...

Страница 32: ...all electric power to the appliance 4 This appliance is equipped with an ignition device which automatically lights the pilot Do try to light the pilot by hand not 5 Remove front access panel 6 Rotat...

Страница 33: ...lowest setting 3 Turn off all electric power to the appliance 4 This appliance is equipped with an ignition device which automatically lights the pilot Do try to light the pilot by hand not 5 Remove f...

Страница 34: ...ANDVR8304 INTERMITTENT IGNITION FIGURE 27a GASVALVEDETAIL HONEYWELLVR8200ORVR8300 STANDINGPILOT FIGURE 27b GASVALVEDETAIL ROBERTSHAW 7000ERHCANDHONEYWELLV8295 STANDINGPILOT FIGURE 28b GASVALVEDETAIL R...

Страница 35: ...ounding strap The ideal gap between the electrode and the ground strap is 1 8 Inspect the porcelain for cracks or other deterioration Replace pilot assembly if deterioration is found 6 Inspect the com...

Страница 36: ...the pilot main burner in its original location 16 Replace the blocked vent switch 17 Reconnect the damper and vent system WARNING SOOT DEPOSITS IN THE FLUE PASSAGES ARE A SIGN THAT THE BOILER MAY BE...

Страница 37: ...f voltage is present the damper is defective or there is an obstruction in the path of the damper blade If no voltage is present there is either a loose connection in the damper harness or the limit c...

Страница 38: ...d sw itch w iring Defective t stat or zone valve end sw itch T stat or zone system misw ired consult t stat or zone valve manufacturer s instructions Vent damper open 24 volts across B and R limit sw...

Страница 39: ...raft Inadequate combustion air supply in boiler room Y N N Y Y 24 volts across rollout sw itch Loose electrical connection in 24 volt w iring betw eenB1 or B2 and gas valve or module Rollout sw itch o...

Страница 40: ...itch and B2 Y Refer to standing pilot or intermittent ignition troubleshooting chart page 41 or 42 START Defective damper Defective damper harness Loose damper harness connection Obstruction in path...

Страница 41: ...nt T stat or zone system misw ired consult t stat or zone valve manufacturer s instructions N Do burner and circulator shut dow n at end of call for heat END Pull w ire off of T terminal on aquastat D...

Страница 42: ...orifice partially plugged Y N N Y N Turn control on gas valve to ON Y END Defective gas valve Y START 24 VOLTS PRESENT ACROSS TH AND TR ON GAS VALVE BUT MAIN BURNERS DO NOT LIGHT Ensure knob on gas v...

Страница 43: ...rcelain cracked Pilot flame not covering gap between electrode and grounding strap Low gas pressure at gas valve inlet Defective S8600 module Main burner lights N Y 24VAC across terminals 1 2 on S8600...

Страница 44: ...1 2 SELF TAPPING SCREW 900100 20 ea 20 ea 20 ea 20 ea 21 ea 21 ea 21 ea 21 ea 25 ea 25 ea 11 1 2 x 2 SEALING STRIP 900146 3 7 ft 4 2 ft 4 8 ft 5 3 ft 5 9 ft 6 4 ft 7 0 ft 7 5 ft 8 0 ft 8 5 ft 12 ROLL...

Страница 45: ...45 44...

Страница 46: ...0 043 900041 900041 900041 49 35 1600 392449 50 35 1650 392449 4 51 51 51a 51 51a 61 40mm BURNER LESS PILOT BRACKET 150541 1 ea 2 ea 3 ea 4 ea 5 ea 6 ea 7 ea 8 ea 62 MANIFOLD 40mm BURNERS 1 ea 701253...

Страница 47: ...47 46...

Страница 48: ...3 96 033 96 035 96 035 96 036 96 036 89 3 4 SHORT WELL LESS COIL BOILERS 35 1010 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 1 ea 89 3 4 LONG WELL WITH COIL BOILERS 35 1020 1 ea 1 ea 1 ea 1 ea 1 ea 1...

Страница 49: ...49 48...

Страница 50: ...e care not to disturb the ceramic fiber gasket 2 Once the heat exchanger has been placed on the base inspect the gasket for proper seal Repair or replace gasket if necessary 3 Secure the heat exchange...

Страница 51: ...51 50 FIGUREA1 BASE HEATEXCHANGER FLUE COLLECTORASSEMBLY...

Страница 52: ...emovable door g Rating Plate Located on the upper left of the right side panel D GasValveInstallation 1 The gas valve assembly has been pre piped with one half of a piping union and is to be connected...

Страница 53: ...53 52 FIGUREA2 JACKETINSTALLATION...

Страница 54: ...ide redundancy This valve should be factory pre wired to the 7000ERHC with one black lead connected to the TH terminal and the other black lead connected to the TR terminal on the 7000ERHC gas valve 5...

Страница 55: ...55 54 FIGUREA3 TAPPING LOCATIONS SEE TEXT FOR TAPPING USES...

Страница 56: ...56 Tel 215 535 8900 Fax 215 535 9736 www crownboiler com Manufacturer of Hydronic Heating Products P O Box 14818 3633 I Street Philadelphia PA 19134...

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