resideo VK41 Series Manual Download Page 6

EN1R-1020 1004RA-NE 

 

 

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Fig. 7. External thread connection with nut and olive 

 

Et 

With 

3

/

4

” nut and “O”-ring (see fig 7.) 

Pipe diameter: 15 mm 

Nut:  drawing: ....................................... 45.006.583-003 

“O”-ring     size:     

14.3      x      

2.4      mm 

drawing ........................................ 45.001.528-048 

Fastening torque: maximum 50 Nm 

minimum 10 Nm 

Pipe end construction: see fig.: 10. 

 

 

Fig. 8. External thread connection with nut and “O”-ring 

 

With 

3

/

4

” nut and flat sealing ring for pipe 15mm (see fig 5.) 

Nut:  drawing: ....................................... 45.006.583-003 

Flat sealing ring size: 

24  x  

16  x  1.5  mm 

drawing ........................................ 45.006.582-001 

Fastening torque: maximum 50 Nm 

minimum 30 Nm 

Pipe end construction: see fig.: 11. 

With 

3

/

4

” nut and flat sealing ring for pipe 18mm (see fig 5.) 

Nut:  drawing: ....................................... 45.006.583-002 

Flat sealing ring size: 

24  x  

16  x  1.5  mm 

drawing ........................................ 45.006.582-001 

Fastening torque: maximum 50 Nm 

minimum 30 Nm 

Pipe end construction: see fig.: 12. 

 

 

Fig. 9. Pipe (dia 14 mm) for flat sealing ring connection 

 

 

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Fig. 10. Pipe (dia 15 mm) for flat sealing ring connection 

 

 

23.4 – 0.15

 

 

 

 

Fig. 11. Pipe end for “O”-ring connection 

 

 

 

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Fig. 12. Pipe (dia 15 mm) for flat sealing ring connection 

 

 

 

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Fig. 13. Pipe (dia 18 mm) for flat sealing ring connection 

 

Pilot gas connection at outlet side (if applicable) 

  Square off the end of tubing and remove burrs. 

  Slip compression fitting over 4 mm tubing. 

  Insert tubing into automatic gas control housing until it 

bottoms, slide fitting into place and turn finger tight. 

  Use a wrench to tighten fitting about 1

1

/

turn beyond 

finger tight to shear of the olive.

Do not use jointing 

compound. 

Connect other end of tubing to pilot burner according to the 

manufacturer’s instructions. 

CAUTION 

Do not bend tubing at gas control after compression 

fitting has been tightened, as this may result in gas 

leakage at the connection. 

Perform gas leak test 

WARNING 

FIRE OR EXPLOSION HAZARD CAN CAUSE 

PROPERTY DAMAGE, SEVERE INJURY OR 

DEATH 

Check for gas leaks with a rich soap and water 

solution any time work is done on a gas control. 

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Summary of Contents for VK41 Series

Page 1: ...V B E gas controls perform all the functions required to safely regulate gas flow to the main burner of domestic central heating equipment warm air furnaces back boilers and water heaters Models VK41 0 series line voltage gas control with pilot burner connection two automatic shut off valves and pilot burner connection for direct spark ignition DSI or hot surface ignition HSI applications VK41 5 s...

Page 2: ...e applicable Standard at end outlet M8 x 1 for 4 mm outer diameter tubing M5 x 0 8 3 37 6 mm full thread 94 8 68 3 Side outlet Pressure tab 9 24 34 Cap screw offset adjustment 24 Side outlet optional 84 5 Hole 2 6 mm to connect ignition control Inlet Fig 1 Dimensional drawing standard version Fig 2 Dimensional drawing Quick connect and Throttle versions Pilot outlet M8 x 1 6H for 4 mm tubing 29 Ai...

Page 3: ... indication on the housing is the maximum inlet pressure at which the gas control functions safely Maximum air pressure 8 mbar without outlet gas pressure before ignition 20 mbar with outlet gas pressure present after ignition Offset range 0 4 mbar 0 2 mbar with coils sidewards 0 24 mbar 0 36 mbar with coils on top Inlet End outlet Side outlet Body length mm Flanged Flanged 105 Flanged Flanged 105...

Page 4: ...d with min 6 mm full thread In case of side outlet the three holes for mounting the flange are provided with M5 thread with a minimum of 6 mm full thread Electrical data Coil indication Supply voltage 220 240 Vrac 220 V 50 60 Hz using rectifier 240 V 50 60 Hz using rectifier 110 Vrac 110 V 50 60 Hz using rectifier 24 Vrac 24 V 50 60 Hz using rectifier Electrical connection Molex 1 1 square pin hea...

Page 5: ...o far see table below Otherwise distortion and malfunction could result Pipe size inch Max length of pipe thread mm 3 8 14 1 2 18 6 Apply a moderate amount of good quality thread compound to the pipe or fitting only leaving the two end threads bare If permitted by local safety regulations PTFE tape may be used as an alternative Gas controls for flange connection Insert O ring in the groove of each...

Page 6: ...ling ring connection 1 Fig 10 Pipe dia 15 mm for flat sealing ring connection 23 4 0 15 Fig 11 Pipe end for O ring connection 1 Fig 12 Pipe dia 15 mm for flat sealing ring connection 1 Fig 13 Pipe dia 18 mm for flat sealing ring connection Pilot gas connection at outlet side if applicable Square off the end of tubing and remove burrs Slip compression fitting over 4 mm tubing Insert tubing into aut...

Page 7: ...control seems to operate normally but does not detect flame check for right polarity of power supply line neutral Checking flame current The minimum value should be in accordance with the specified value of the ignition control To check flame current connect a DC micro Ampèremeter between flame sensing wire and flame sensing rod If flame current is insufficient check that flame sensing rod is full...

Page 8: ...on page 2 Apply a screwdriver to turn the screw To decrease the flow turn screw clockwise To increase flow turn screw counter clockwise WARNING Applied torque may not exceed 8 Ncm CHECKOUT After any adjustment check pressure taps and gas connections with an approved leak detection fluid for gas leakage After any adjustment set appliance in operation and observe a complete cycle to ensure that all ...

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