Honeywell 2000 Series Quick Start Manual page 4

TROUBLESHOOTING
Pilot outage
If pilot flame extinguishes during normal operation, recheck
Mounting and Location.
It may be necessary to construct a shield to protect pilot flame
against draughts and main burner ignition extinction.
L
2,4
33,2
0,5
K
16
14,7
8,5
38,5
51,5
9,5
19
Combustion Controls Center Europe
Honeywell BV
Phileas Foggstraat 7, Emmen
P.O. Box 83
7800 AB Emmen
NL- - The Netherlands
Tel: +31 (0)591 6959 11
Fax: +31 (0)591 6952 00
EN1R- -9095 0002R5- -NE
10_
10_
8,5
16
10_
10_
M5(2)
41
M6
62
16
5
Fig. 5. Dimensions and target position Q385
Power unit drop out
If power unit of gas control fails to hold in, check the following:
· Pilot flame is correct.
· Power unit connection is clean and tight.
· If above does not cure the condition, replace
thermocouple.
F
3,5
K
14,6
47,5
2,4
L
26,5
51,5
19
16,5
4
K
13
90
6,7
21,5
L
10_
5,7
44,5
62
12,5
M5(2)
8
11,5
8,5
10_
16
37,5
51,5
19