) *timer setting (optional), Toggles mode switch – Xylem EHR IM Electrical heater series EHR (obsolete) User Manual
Page 9
10.) *Timer setting (optional)
First set the time. To do this rotate the dial clockwise until the
time on the dial lines up with the arrow on the housing. The On-
and Off-times are set using the toggles.Moving the toggle
inwards means the heater is on during that time. Moving the
toggle outwards means the heater is off. One toggle
corresponds to approx. 20 minutes on a day timer or 2 hours
and 20 minutes on a week timer.
The mode switch allows selection of operating mode:
Switch on the left:
Heater on
Switch in the middle:
Heater off
Switch on the right:
Heater controlled by timer
16 16
8
1
8
1
9 9
8 8
II
10 10
11 11
9 9
10 10
12 12
11 11
12 12
0
0
5
15 1
14 14
13 13
14 14
13 13
7
1
7
1
16 16
5
15 1
55
66
55
3
3
8 8
66
44
44
3
3
2
2
2
2
3
23
2
24
24
1
1
22
22
2
1
2
1
0
2
0
2
23
23
4
24
2
1
1
8
1
8
1
7
1
7
1
2
22
2
1
2
1
2
0
2
0
2
0 0
II
0
0
Toggles
Mode switch
*Only for models with integrated timer (version KRU and KRUS)
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