17
Initial start−up, inspection and maintenance
Burner control unit
Program sequence during commissioning
A’
Start of oil pre−heat time
A
Start−up
B
Time of flame formation
C
Operating position
D
Controlled switch−off
3
qW
Plug−in terminals on the
burner control unit
C
Solenoid valve on the oil pump
E
Ignition transformer
F
Flame monitor
G
Burner motor
K
Oil preheater
Burner control unitLOA14....
tw Oil preheat time
up to
1
2min.
*1
t1 Pre−purge time
approx. 13s
t2 Safety time
max.
10s
t3 Pre−ignition time approx. 13s
t3n Post−ignition time
after flame builds approx. 15s
Burner control unitLMO14....
tw Oil preheat time
up to
1
2min.
*1
t1 Pre−purge time
approx. 16s
t2 Safety time
max.
10s
t3 Pre−ignition time approx. 15s
t3n Post−ignition time
after
flame
builds approx.
1
3s
*1
Subject to the temperature of the oil supply.
5692589GB
F
C
E
G
K
t2
tw
t1
qQ
qW
4
6
3
8
PTC
M
~
t3
t3n
Summary of Contents for VEK
Page 31: ...31 Parts list Parts list cont 5692 589 GB 002 001 017 005 049 009...
Page 33: ...33 Parts list Parts list cont 5692 589 GB 047 020 041 021 040 80o 80p 034 033 046 039 038...
Page 37: ...37 Appendix 5692 589 GB...
Page 39: ...39 Appendix Maint service Maint service Maint service Maint service 5692 589 GB...
Page 41: ...41 Appendix Maint service Maint service Maint service Maint service 5692 589 GB...
Page 42: ...42 Appendix 5692 589 GB...
