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0111ST0OAMEN 

 
 
 
 

 

GAS FIRED AIR HEATERS TYPE 

ST

 SERIES 2 

 

 

 Forced Convection Duct Appliances with 

 

 Automatic Ignition and Fanned Flues for use as: 

 

Type B22 - C12 - C32 

 
 
 

INSTALLATION COMMISSIONING SERVICEING 

 
 & 

USER 

INSTRUCTIONS 

 
 
 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 

 

These appliances meet the following EC Directives: 

 
   

   Dir. 

CE 

90/396/EEC: 

GAD 

 

 

 

 

 

 

Dir. CE 89/336/EEC:  

EMC 

 

 

 

 

 

 

Dir. CE 73/23/EEC:   LVD 

 
 
 

PLEASE READ THIS DOCUMENT CAREFULLY BEFORE COMMENCING INSTALLATION AND LEAVE IT WITH THE 

USER OR ATTACHED TO THE APPLIANCE OR GAS SERVICE METER AFTER INSTALLATION. 

 

 

 

Содержание ST 100-2

Страница 1: ...22 C12 C32 INSTALLATION COMMISSIONING SERVICEING USER INSTRUCTIONS These appliances meet the following EC Directives Dir CE 90 396 EEC GAD Dir CE 89 336 EEC EMC Dir CE 73 23 EEC LVD PLEASE READ THIS D...

Страница 2: ...patible 1 6 When installed in Great Britain the total installation must comply with the requirements and recommendations of British Standard BS 6230 1991 Installation of Gas Fired Forced Convection Ai...

Страница 3: ...W 28 8 35 2 42 7 49 9 63 2 86 5 115 4 Heat input Hi Qn kW 26 0 31 7 38 5 45 0 57 0 78 0 104 0 High heat output kW 22 8 27 8 33 7 39 4 49 9 68 3 91 0 Number of jets 4 5 7 9 12 16 Jet size natural gas m...

Страница 4: ...mum static pressure that may be applied to the ST Series 2 is 800 Pa Figure 1 Pressure loss for air flows passing ST 2 series air heaters Figure 2 Combustion circuit Dew point occurance NOTE if operat...

Страница 5: ...0 2 125 2 150 2 175 2 225 2 300 2 400 2 A1 Width overall 520 590 730 870 1080 1360 Flue combustion air intake socket internal 102 132 X Flue combustion air intake socket centres 140 225 W 166 166 166...

Страница 6: ...met taking into account the pressure resistance of the air heater as indicated in figure 2 When designing by pass ducts ensure that the requirements for service access flue and controls connections a...

Страница 7: ...plying multi heater combinations Figure 5 Recommended procedure and method for connection of ductwork and transitions to the air heater Typical proprietory flange system 5 1 Corner jointing framework...

Страница 8: ...ir leakage 5 6 Sectional view of completed joint Legend figure 5 5 1 Cut and assemble flange into frame to suit opening 5 2 Check dimensions and position on duct spigot 5 3 Ensuring flange is mated co...

Страница 9: ...heating system 4 4 Flues and combustion air ducts where connected to the air heater must incorporate a disconnect section adjacent to the appliance to facilitate removal of the venter assembly for ser...

Страница 10: ...ntal run Runs exceeding 16m may be subject to condensation forming within the flue for which provision for its removal must be made Equivalent lengths of flue fittings Elbow 45 1 m Elbow 90 1 5 m Flue...

Страница 11: ...al specification is in accordance with the specified data on the air heater A unique appliance wiring diagram is supplied as a separate document attached to this one plus a copy attached to the air he...

Страница 12: ...nd the burner will be lit 4 If the burner has not lit within 5 seconds the electronic flame relay will switch off and lockout will occur This will cause the signal lamp to glow within the reset push b...

Страница 13: ...ss to the top of the flue fan In the event that the fan housing assembly requires removal i e for replacement then it is necessary to remove that section to access the 4 securing screws that fasten th...

Страница 14: ...on 7 7 2 of this document Fig 9 Service access keys Fig 10 Igniter assembly Fig 11 Removal of combustion air fan venter motor fan impeller assembly Critical dimensions 8 17 To remove combustion air fa...

Страница 15: ...FITTED Figure 13 Component parts lay out Legend 1 Cable entry all electrical connections 2 Gas connection not supply line size 3 Combustion air fan with motor 4 Terminals for all electrical connectio...

Страница 16: ...99 mbar OFF 0 94 mbar type 35 36 ON 0 74 mbar OFF 0 69 mbar No differential pressure in flue gas system check flue and air inlet Faulty combustion air fan or capacitor 9 5 Appliance does not provide...

Страница 17: ...ssure switch 30 30612 Huba 604 ST 100 150 Combustion circuit pressure switch 30 60612 35 Huba 604 ST 175 400 Automatic burner control 03 25316 Honeywell S4570LS All Hot surface ignition assembly 05 25...

Страница 18: ...the gas burner must be carried out 11 2 An Ambi Rad approved conversion kit to suit the appropriate gas type must be used 11 3 In addition to changing the burner injectors and adjusting the gas press...

Страница 19: ...ome people can suffer reddening and itching of the skin Fibre entry into the eyes will cause foreign body irritation Inhalation will cause irritation to the respiratory tract Precautions Wear protecti...

Страница 20: ...eater 1 Turn on the gas supply to the air heater 2 Switch on the electricity supply to the air heater 3 Ensure time switch if fitted is set to a ON cycle 4 Adjust control room thermostat to desired te...

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