Key:
1 - Gas valve inlet pressure point
2 - Gas valve outlet pressure point
3 - Off/Set adjustment screw
4 - Circulating pump mode jumper
5 - Heating temperature preselection range
6 - RS 232 computer interface
VK 4115 V gas valve for Victrix 20
Electronic card
7 - Output for fan rpm measurement
8 - Max. heating power adjustment trimmer
9 - Max. fan speed adjustment trimmer (rated heat output)
10 - Fuse 3.15AF
11 - Fuse 315 mAT
28
INST
ALLER
USER
TECHNICIAN
29
INST
ALLER
USER
TECHNICIAN