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0503RHC8RJLGBEN  

 

4/34 

Table 2A : 

Injector size and burner pressure 

 

 

  G20 natural gas - inlet pressure =  17.5 mbar for UK  /  20.0 mbar for IE 

Injector size 

Model Quantity 

mm marking 

Burner pressure 

(mbar)  (1) 

8030 06 

2.

40

 

240 

6.

90

 

8045 09 

2.

40

 

240 

6.

90

 

8050 06  

3.

00

 

300 

6.

90

 

8060 12 

12 

2.

40

 

240 

6.

90

 

8075 09  

3.

00

 

300 

6.

90

 

8075 15 

15 

2.

40

 

240 

6.

77

 

8090 18 

18 

2.

40

 

240 

7.

26

 

8100 12 

12 

3.

00

 

300 

6.

90

 

8125M.15 

15 

3.

00

 

300 

2x 7.

10

 

8150M.18 

18 

3.

00

 

300 

2x 7.

30

 

8175M.21 

21 

3.

00

 

300 

2x 7.

70

 

8200M.24 

24 

3.

00

 

300 

2x 7.

70

 

 
 
 
Table 2B :  Injector size and burner pressure 
 

 

G31 propane  - inlet pressure G31 = 37mbar 

Injector size 

Model Quantity 

mm marking 

Burner pressure 

(mbar)  (1) 

8030 06 

1.

25

 

125 

36.

50

 

8045 09 

1.

25

 

125 

35.

70

 

8050 06 

1.

55

 

155 

34.

90

 

8060 12 

12 

1.

25

 

125 

35.

50

 

8075 09 

1.

55

 

155 

34.

50

 

8075 15 

15 

1.

25

 

125 

35.

20

 

8090 18 

18 

1.

25

 

125 

33.

30

 

8100 12 

12 

1.

55

 

155 

33.

30

 

8125M.15 

15 

1.

55

 

155 

35.

40

 

8150M.18 

18 

1.

55

 

155 

34.

80

 

8175M.21 

21 

1.

55

 

155 

34.

70

 

8200M.24 

24 

1.

55

 

155 

33.

70

 

 

(1) 

with open service door 

 
 
 

Summary of Contents for 8030 06

Page 1: ...ex II sub B Please read this document carefully before commencing installation commissioning and or servicing Leave it with the user or attached to the appliance or gas service meter after installation Subject to modifications Reznor U K Limited Park Farm Road Folkestone Kent tel 01303 259141 fax 01303 850002 WARNING Improper installation adjustment alteration service or maintenance can cause prop...

Page 2: ...nd may damage the heat exchanger invalidating the warranty 1 0 INTRODUCTION 1 1 BASIC INFORMATION The instructions in this manual apply to Model RHC 8000 M RJL gas fired fan assisted warm air heaters suitable only for incorporation in air handlers built for outdoor installation This appliance must be installed in accordance with the rules in force Before installation check that the local distribut...

Page 3: ... figure 5 2 0 TECHNICAL DATA 2 1 SPECIFICATIONS Table 1 Model RHC 8000 M RJL Specifications Gas rate 3 Heat input Heat output G20 G31 Power Consumption Heat output 50 2 stage Minimum modulating output Model kW gros 1 kW net 2 kW m h kg h kW kW kW 8030 06 37 00 33 40 30 10 3 53 2 64 0 153 14 20 8 50 8045 09 56 00 50 40 45 50 5 34 4 00 0 153 21 40 12 90 8050 06 62 00 55 88 50 00 5 92 4 43 0 153 24 0...

Page 4: ...5M 15 15 3 00 300 2x 7 10 8150M 18 18 3 00 300 2x 7 30 8175M 21 21 3 00 300 2x 7 70 8200M 24 24 3 00 300 2x 7 70 Table 2B Injector size and burner pressure G31 propane inlet pressure G31 37mbar Injector size Model Quantity mm marking Burner pressure mbar 1 8030 06 6 1 25 125 36 50 8045 09 9 1 25 125 35 70 8050 06 6 1 55 155 34 90 8060 12 12 1 25 125 35 50 8075 09 9 1 55 155 34 50 8075 15 15 1 25 1...

Page 5: ...M RJL n 59012_01 n 59710_01 n 59706_01 a 1 Gas connection 2 Flue outlet 3 Electrical connection Dimensions RHC 8000 DJL 8030 06 8045 09 8050 06 8060 12 8075 09 8075 15 8090 18 8100 12 A 531 741 531 950 741 1160 1369 950 A1 65 85 85 85 85 85 85 85 A2 466 656 446 865 656 1075 1284 865 Dimensions RHC 8000M DJL 8125M 15 8150M 18 8175M 21 8200M 24 A 1272 1481 1691 1900 A1 183 183 183 133 A2 1089 1298 1...

Page 6: ...0503RHC8RJLGBEN 6 34 Figure 2 Top view Figure 2a RHC 8000 RJL not 8125 8150 8175 8200 n 59012_02 Figure 2b RHC 8125M 8150M 8175M RJL n 59710_02 Figure 2c RHC 8200M RJL n 59706_02 a ...

Page 7: ...a Front view not 8125 8150 8175 8200 n 59012_03 Dimensions Type B C Y 8030 06 66 100 1244 8045 09 50 160 1244 8050 06 66 100 1844 8060 12 125 175 1244 8075 09 50 160 1844 8075 15 80 250 1244 8090 18 85 300 1244 8100 12 125 175 1844 ...

Page 8: ... 3b Back side view RHC 8000M RJL Figure 3c Back side view RHC 8200M DJL Dimensions applicable to model RHC 8000M Y A3 A4 8125M 15 1844 741 531 8150M 18 1844 741 741 8175M 21 1844 741 950 8200M 24 1844 950 950 n 59710_03 59706 03 ...

Page 9: ... heater is installed in a level plain and that the surface onto which it is installed is vibration free Care should be exercised when designing ducting systems especially with regard to the application of restriction and direction turning fittings i e elbows directly on to the air heater doing so can cause an uneven and turbulent air flow across the heat exchanger resulting in heat exchanger spots...

Page 10: ...41 671 1244 1170 400 400 400 8050 06 531 461 1844 1770 400 400 400 8060 12 950 880 1244 1170 400 400 400 8075 09 741 671 1844 1770 400 400 400 8075 15 1160 1070 1244 1170 400 400 400 8090 18 1369 1299 1244 1170 400 400 400 8100 12 950 880 1844 1170 400 400 400 8125M 15 1272 1202 1844 1770 400 460 420 8150M 18 1481 1411 1844 1770 400 460 420 8175M 21 1691 1621 1844 1770 400 460 420 8200M 24 1900 18...

Page 11: ...mperature rise to avoid condensation must be derived from the chart below figure 5 Example expected minimum inlet temperature 5 C minimum required temperature rise shown on the chart 13 K Table 1 indicates the heat output kW of the different models The maximum allowable airflow through the enclosure duct channel around the tubes can be calculated as follows 0 3423 minimum T 1000 kW output heat m h...

Page 12: ...outlet for RHC 8000 M RJL units Combustion air inlet protection grill Type PN Type PN 8125M 90 79344 10 8075 15 90 79344 10 8150M 90 79344 14 8090 18 90 79344 10 8175M 90 79344 12 8200M 90 79344 08 All others 90 79050 1 1 No restriction on air inlet 90 bend with seal ring PN 60 50733 100 or 60 50733 130 Flue extension if required 100 or 130 not supplied Control compartment panel not supplied Teflo...

Page 13: ... RHC 8150M 322 225 1 405 2 RHC 8175M 322 225 1 405 2 RHC 8200M 322 580 1 minimum 2 maximum HOLE 112mm or 142mm REQUIRED TO RECEIVE SEALRING PN 06 22786 104 or 06 22786 134 HOLE 50mm or 67mm REQUIRED TO RECEIVE GAS PASSAGE GROMMET VINYL PN 06 22783 125 or 06 22786 054 OPENING REQUIRED TO FIT COMBUSTION AIR INLET GRILL ASSURE THE SEALING OF THE COMBUSTION AIR INLET GRILL TO THE CONTROLS COMPARTMENT ...

Page 14: ...dden to use the combustion inlet grill as passage for cables or gas supplies Ensure the inlet grill openings are not obstructed Make sure the installation of the combustion inlet grill is securely fixed The outlet combustion sealing ring dia 100 PN 06 22786 104 dia 130 PN 06 22786 134 must be installed in the fixed outlet panel of the air handler in a hole with respectively dia 112mm or dia 142mm ...

Page 15: ...hether it concerns a horizontal or vertical unit Part nummer grill 90 79050 Standard Option Standard Option Horizontal Vertical Number open Number open unit unit holes holes openings in grill openings in grill Horizontal Vertical Chimney diam mm to be sealed to be sealed version version 8125 M15 130 1 2 3 14 15 16 1 2 3 14 15 16 10 10 8150 M18 130 1 16 1 2 15 16 14 12 8175 M21 130 1 2 15 16 1 2 3 ...

Page 16: ...AS CONNECTION Attention gas service connection Rc 3 4 for models RHC 8000 RJL Rc 5 4 for models RHC 8000M RJL RHC 8000 M RJL air heaters are designed to operate on either natural gas G20 or propane G31 butane G30 gas Refer to the specifications in section 2 of this document and to the data plate for details of supply pressures The gas meter and gas service must be checked by the supply undertaking...

Page 17: ...ature sensor should be mounted on a vibration free surface and mounted about 1 5 meters above floor level Follow the thermostat manufacturers fitting instructions The thermostat must be suitable for switching 230 volts 5 0 COMMISSIONING TESTING Appropriately qualified persons may only carry out the commissioning and testing This section should be read and fully understood before commencing commiss...

Page 18: ...oom thermostat calls for heat NOTE If the air heater will not start on initial start up the ignition controller may be in lockout position and require resetting This may occur especially if the appliance has been on stand by for a prolonged period 5 3 2 To turn the air heater OFF for short periods Adjust the room thermostat to its lowest setting or OFF The fan will continue to run to cool the heat...

Page 19: ...OTE If the first reset is not successful wait 15 seconds before resetting the igniter Table 4 Combustion air pressure control settings Model Normal equilibrium warm Pascal Set point off Pascal 8030 06 200 150 8045 09 190 150 8050 06 220 175 8060 12 175 135 8075 09 175 135 8075 15 160 130 8090 18 123 130 8100 12 130 100 8125M 15 310 250 8150M 18 250 200 8175M 21 140 95 110 75 8200M 24 200 180 for t...

Page 20: ...figure 11 Setting refer to figure 8 Lever off cover cap as indicated Before commencing an adjustment connect a manometer to the burner pressure test point Maximum high rate setting must be adjusted first after which the minimum low rate setting can be adjusted Any adjustment of the maximum setting influences the minimum rate setting do not adjust maximum or minimum settings above or below the pres...

Page 21: ... that burner start up takes place in the high fire 100 mode Modureg gas pressure regulators require to be powered by a maximum 24 V DC voltage over the range 15 165 mA maximum Maximum outlet pressure occurs at the high set point value high fire Minimum outlet pressure occurs at low set point value low fire The power signal may be obtained from a system amplifier which may be an integral control wi...

Page 22: ...heck input voltage to coil Zero volts is low fire mode shaft out 2 Cannot obtain Maximum or High fire Open circuit to regulator coil Measure coil resistance 127 Ω Short circuit between coil and casing Check resistance between one terminal and casing reading indicates short circuit Low voltage to regulator Check for correct voltage range should be 0 24 V DC Low gas supply pressure Check natural gas...

Page 23: ...lace it 2 The heat exchanger should remain clean unless a problem has developed due to poor combustion Examine the heat exchanger tubes internally and externally for any sign of deterioration The outside of the tubular heat exchanger can be cleaned from the front of the heater with an air jet and or a flexible brush Remove any dust and grease deposits The inner surfaces of the heat exchanger can b...

Page 24: ...nnect the wire remove the screw and the igniter Clean with an emery cloth Note Spark gap must be maintained to 3 0 mm see figure 15a Figure 15b shows how the igniter must be installed IMPORTANT When re assembling the earth wire must remain attached to the igniter CAUTION Due to high voltage on the spark wire and electrode do not touch when energized See hazard levels Flame sensor Refer to figure 1...

Page 25: ...tion controller 7 Flue gas extractor for combustion products 8 Electrical connectors 9 Time delay relay 10 Fuseholder with fuse 11 Differential pressure point 12 Combination gas valve with pressure regulation 13 Manifold injectors 14 Ignition electrode 15 Relay K1 1 not for UK IE Relay K1 2 not applicable on RHC 8000 RJL 16 Electronic net filter 17 Fan control relay 18 LC3 max limit controller wit...

Page 26: ...n controller 7 Flue gas extractor for combustion products 8 Electrical connectors 9 Time delay relay 10 Fuseholder with fuse 11 Differential pressure point 12 Combination gas valve with pressure regulation 13 Manifold injectors 14 Ignition electrode 15 Relay K1 1 not for UK IE Relay K1 2 not applied in case of modulation 16 Electronic net filter 17 Fan control relay 18 LC3 max limit controller wit...

Page 27: ...e heat exchanger area To remove the controls disconnect the wires leading to them remove the fixing screws and lift clear of the inner casing panel NOTE The capillary control is fitted to a bracket With the bracket removed from the air heater remove the control from the bracket When replacing the capillary control be careful not to damage the capillary tube by kinking Make bends with a generous ra...

Page 28: ... Is there 230V between 8 N Is power venting operating Reset limit control Check venter motor Replace pressure switch Is the thermostat above room temperature and if used is the time clock ON Set thermostat above room temperature if used make certain the time clock is ON Determine what caused the limit to trip Place into normal operation Check the mains Check the time tempeature control check press...

Page 29: ...d press reset button Is a spark visible Check flame signal Is it greater than 1 0 micro Amps Check flame signal using micro amp meter Is signal greater than 1 0 micro Amps During 5 trial for ignition is a flame visible in ths view port correct the gas supply pressure During 5 trial for ignition is a spark visible Check electronic ignition control Check spark gap and ceramic check spark wire connec...

Page 30: ...e no yes yes no yes yes no yes no no yes yes no Replace the motor Consult fan fault finding Check for excessive main burner pressur Has any non factory authorized air distribution device been placed on the heater Is there excessive static pressure in the ductwork Did the motor overload trip Does the fan control energize the fan motor in less than 75 Are filters clean clean filters Does the fan mot...

Page 31: ...d out by appropriately qualified persons no no yes yes Adjust thermostat temperature setting above ambient to energize the fan and the fan solenoid valve Does the fan operate Is there 220 240V at terminals N 3 Replace the fan start relay Replace fan motor Place the system in normal operation ...

Page 32: ...IT LS1 T O D 12 S 20 LX 2578A Drouardtec CP78 wheel housing EBM G2E160 AL19 56 Honeywell VR4601AB V7335A 2026 nat gas Honeywell S 4560 C 1079 Channel products Channel products FAH DA 3100ZC 1 6A 30 60607 30 60607 130 30 60615 100 30 60615 250 30 60615 200 30 60615 75 30 60615 50 30 60615 180 03 400US 01 03 24959 03 25167 36 79090 20 25745 03 25136 03 25141 03 25320 03 400US 42 03 401US 195292 30 6...

Page 33: ...n is necessary to reset this control device Resetting of the automatic burner control may also be required To light the heater 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 temperature 5 Air heater will light automatically when the room thermostat calls ...

Page 34: ...fer reddening and itching of the skin Fiber entry into the eyes will cause foreign body irritation Inhalation will cause irritation to the respiratory tract Precautions Wear protective gloves when handling People with a history of skin complaints may be susceptible to irritation Dust levels are only likely when the material is abraded In general normal handling and use for this purpose will not pr...

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