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UHA S

TANDARD

NIT

EATER

NSTALLATION

PERATION

AND

ERVICE

ANUAL

14 of 49

ure 7: Standard Vented Heater - Vertical and Horizontal Vent Termination

ent

Terminal

4" (10cm) Diameter

ent

Flashing
(By Others)

Listed
Thimble
(2" [5cm] Clearance)

ent Terminal

Vertical

Option

Horizontal

Option

ent

Listed

Thimble

(2" [5cm] Clearance)

Flashing
(By Others)

12" (31 cm)
Minimum

NOTE:

ent supports

not shown.

90°
Bend

Model

Vent Diameter

Part Number

UHA[X] 150 - 400

4" (10 cm)

90502102

Содержание UHA 150

Страница 1: ...ard Keep all flammable objects liquids and vapors the minimum required clear ances to combustibles away from heater Some objects will catch fire or explode when placed close to heater Failure to follo...

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Страница 3: ...de l unit de chauffage requise avec les mat riaux combustibles Certains objets prendront feu ou exploseront s ils sont plac s proximit de l unit de chauffage Le non respect de ces instructions peut en...

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Страница 5: ...ilation 18 8 4 Outside Combustion Air Supply 18 SECTION 9 Gas Piping 19 9 1 Connections 19 SECTION 10 Wiring 21 10 1 Positioning Thermostats 21 10 2 Low Voltage Thermostat with One Heater 21 10 3 Low...

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Страница 7: ...Vented Heater Vertical and Horizontal Vent Termination 14 Figure 8 Standard Vented Heater Common Vertical Vent Termination 15 Figure 9 Separated Combustion Heater Vertical and Horizontal Vent Termina...

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Страница 9: ...talled using the best building practices This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge u...

Страница 10: ...nly Description Part Number Logo Label 91031107 Cut Hazard Label 91010430 Vent Length Label 91039505 Vent to Outdoors Label 91010427 Warning Label 91010429 Rating Plate Label 91010441 Installation Lab...

Страница 11: ...umber Logo Label 91031107 Cut Hazard Label 91010430 Vent Length Label 91039505 Vent to Outdoors Label 91010427 Warning Label 91010429 Rating Plate Label 91010441 Installation Label 91010431 Instructio...

Страница 12: ...nly Description Part Number Logo Label 91031107 Cut Hazard Label 91010430 Vent Length Label 91039505 Vent to Outdoors Label 91010427 Warning Label 91010429 Rating Plate Label 91010441 Installation Lab...

Страница 13: ...f the wall tag P N 91040097 is illustrated on the back cover Know your model number Model number is found on the heater and throughout the Installation Operation and Service Manual 2 2 Corrosive Chemi...

Страница 14: ...horizontal discharge May be mounted on a shelf of non combustible material May be suspended from above See Page 10 Figure 5 or from wall brackets of sufficient strength to support the heater as liste...

Страница 15: ...or other authorities for approval of proposed installation when there is a possibility of exposure to combustible airborne materials or vapors 4 2 Clearances To Combustibles Clearances must be as indi...

Страница 16: ...shall not be subject to injury by aircraft cranes movable scaffolding or other objects Provisions shall be made to assure accessibility to suspended heaters for recurrent maintenance purposes 5 3 Park...

Страница 17: ...nada Heaters installed above 2000 610 m must be de rated For installations above 2000 610 m in US consult factory for information on burner de rating For installations from 2000 610 m to 4500 1370m in...

Страница 18: ...s directly over the path of the flue products from the heater The heater must be installed in a location that is readily accessible for servicing The heater must be installed in accordance with cleara...

Страница 19: ...door operable window or gravity air inlet into any building NFPA 54 ANSI Z223 1 latest revision National Fuel Gas Code specifies a 4 1 2 m horizontal vent terminal clearance from gas and electric met...

Страница 20: ...ched up toward the vent terminal place the condensation drain within 5 1 5 m of the heater In noncombustible walls only vent terminal P N 02537801 1P may be used For 4 10 cm vents in either combustibl...

Страница 21: ...the appliance s connected to the venting system are located and other spaces of the building Turn on clothes dryers and any exhaust fans such as range hoods and bathroom exhausts so that they shall o...

Страница 22: ...ntal Vent Termination Vent Terminal 4 10cm Diameter Vent Flashing By Others Listed Thimble 2 5cm Clearance Vent Terminal Vertical Option Horizontal Option Vent Listed Thimble 2 5cm Clearance Flashing...

Страница 23: ...nation Requirements Maximum of four heaters can be commonly vented through the roof Heaters must be of the same BTU output Heaters must be controlled by a common thermostat Connections to a common sta...

Страница 24: ...to vent termination Vertical Option Horizontal Option 90 Bend Model Vent Diameter Part Number UHA X S 150 400 4 10 cm 90502102 Model Air Intake Diameter Part Number UHA X S 150 250 4 10 cm 90502102 U...

Страница 25: ...ling 91119100 14 4 Vent Terminal with Baffle Plate 90502102R 1 6 Combustion Air Terminal 90502103 1 Description Part Number Qty Concentric Vent Kit 300 400 UHVK2 Concentric Vent Box Top Side Assembly...

Страница 26: ...de point where it is not likely to be contaminated or obstructed 8 4 Outside Combustion Air Supply If outside combustion air supply is required separated combustion model UHA X S heaters must be used...

Страница 27: ...em must be large enough to supply the required gas with a maximum pressure drop of 1 2 wc When gas piping is not included in the layout drawing contact the local gas supplier An isolating valve and un...

Страница 28: ...UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL 20 of 49 Figure 12 Gas Connection...

Страница 29: ...and the direct path of warm air from the heater Avoid mounting thermostat on outside walls or in areas directly exposed to radiant heat or sunlight Install wall tag in a visible location near thermos...

Страница 30: ...EATER INSTALLATION OPERATION AND SERVICE MANUAL 22 of 49 10 3 Low Voltage Thermostat with Multiple Heaters Models UHA X S 150 250 Model Relay Type Relay Part Number Max Number of Heaters UHA X S 150 2...

Страница 31: ...SECTION 10 WIRING 23 of 49 10 4 Low Voltage Thermostat with Multiple Heaters Models UHA X S 300 400 Model Relay Type Relay Part Number Max Number of Heaters UHA X S 300 400 DPST 90436300 2...

Страница 32: ...AXIAL FAN UHA 300 350 400 ONLY LIMIT SWITCH UHA 300 350 400 ONLY MANUAL RESET LIMIT SWITCH UHA 30 125 ONLY THERMOSTAT INPUT FIELD SUPPLIED R 24 VAC TO THERMOSTAT RED G MANUAL FAN INPUT FROM THERMOSTAT...

Страница 33: ...LVE ELECTRODE IGNITION MODULE Flame Spark Limit Switch Limit Switch UHA 300 350 400 Only Manual Reset Limit Switch UHA 30 125 Only NOTE For field wiring into service junction box or if any of the orig...

Страница 34: ...Junction box is not provided with heater Conduit can also be attached directly to heater with wire junction made within the heater cabinet BX Connector Junction Box Flexible Conduit Burner Connect wir...

Страница 35: ...ted for gas tightness and purged in accordance with local and national codes Ensure that the air is fully purged from the heater inlet pipe up to the main gas valve inlet test nipple 11 1 4 Mechanical...

Страница 36: ...ure 13 There will be no ignition of the burner and lockout will occur which proves the controls are operating correctly Figure 13 Automatic Burner Control Sequence Burner Sequence for Ignition Control...

Страница 37: ...ng the start up Check Gas Rate 1 After burner pressure adjustment allow the heater to operate for at least 15 minutes and then re check settings Adjust pressure setting if necessary 2 Check gas flow r...

Страница 38: ...omplete the Start Up Ensure that all covers are fitted correctly and all test points are properly sealed 11 3 1 Instruction to the User Explain the controls of the heater to the user including how to...

Страница 39: ...ailure of the distribution fan or vent or heat exchanger blockage If a temperature limit switch persistently trips there is a fault which must be investigated by a contractor qualified in the installa...

Страница 40: ...tor Assembly Maintenance The main fan bearings are permanently sealed and do not need lubrication Before cleaning turn off gas and electrical supply Remove the fan and use a small brush or duster to c...

Страница 41: ...ntrol settings and operation The Vicinity of the Heater Do not store or use flammable objects liquids or vapors near the heater Immediately remove these items if they are present See Page 6 Section 3...

Страница 42: ...if there are cracked ceramics excessive carbon residue or erosion of the electrode The electrode gap should be 1 8 3 2 mm Thermostat There should be no exposed wire or damage to the device or wiring S...

Страница 43: ...e to follow these instructions can result in death electric shock injury or property damage Burn Hazard Allow heater to cool before service Tubing may still be hot after operation Explosion Hazard Tur...

Страница 44: ...UHA STANDARD UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL 36 of 49 14 1 General...

Страница 45: ...7 of 49 14 2 Troubleshooting For Automatic Ignition Burner Systems For your safety and optimum heater performance use only replacement parts sold and supplied by Addison Conduct start up procedure as...

Страница 46: ...ace as necessary Is inlet burner gas pressure correct Is live and neutral polarity correct Is flame probe circuit correct Is there a current flowing in the flame probe circuit with no flame present Ye...

Страница 47: ...of the valve rise when valve turns on No Yes Is gas pressure at inlet of the valve correct for gas type Note pressure found No Yes START If problems persist contact Addison at www addison hvac com Bl...

Страница 48: ...se a minimum amount of gas seal on the thread joint Check that all the joints are leak free Reset gas valve See Page 29 Section 11 2 2 IT IS IMPORTANT THAT ONLY THE CORRECT GAS VALVE IS USED WHEN REPL...

Страница 49: ...seal fully in place and all screws fitted and tight NOTE Flexible duct only applies for model UHAS MODEL UHA X S 150 UHA X S 175 UHA X S 200 UHA X S 225 UHA X S 250 UHA X S 300 UHA X S 350 UHA X S 40...

Страница 50: ...000001 8 Inshot Burners UHA X S 200 92000000 9 Inshot Burners UHA X S 225 92000000 10 Inshot Burners UHA X S 250 92000000 11 Inshot Burners UHA X S 300 92000000 12 Inshot Burners UHA X S 350 92000000...

Страница 51: ...teel 15 5 Louvers and Louver Spring The louvers for standard range models UHA X S 150 UHA X S 400 are only available in horizontal configurations Push in Louver and compress spring to remove and repla...

Страница 52: ...r changing an flue blower See Page 27 Section 11 MODEL UHA X S 150 175 UHA X S 200 300 UHA X S 350 400 Flue Blower P N 90710405 90710403 90710402 Remove screws securing outlet flange to the flue adapt...

Страница 53: ...unting standoffs Refit in reverse Ensure correct location of ignition cable and all other wiring 15 9 Axial Fan Guard Motor Assembly The axial fan unit for the heater is supplied completely assembled...

Страница 54: ...diagram Use only genuine replacement parts sold and supplied by Addison 15 10 Limit Switches 15 10 1 Removal and Replacement 1 Remove the electrical connections to the switch 2 Unscrew the two screws...

Страница 55: ...SECTION 16 SPECIFICATIONS 47 of 49 SECTION 16 SPECIFICATIONS 16 1 Dimension Data...

Страница 56: ...4 8 6 3 4 8 6 3 4 8 6 3 4 8 6 6 2 15 7 6 2 15 7 6 2 15 7 L in cm 5 9 15 0 5 9 15 0 5 9 15 0 5 9 15 0 5 9 15 0 8 7 22 1 8 7 22 1 8 7 22 1 M in cm 2 4 6 1 2 4 6 1 2 4 6 1 2 4 6 1 2 4 6 1 2 4 6 1 2 4 6...

Страница 57: ...annual maintenance history The data plate and or serial number are removed defaced modified or altered in any way The ownership of the ADDISON UHA Series is moved or transferred This warranty is nontr...

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Addison UHA 150, Инструкция по установке, эксплуатации и обслуживанию

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