Kubota u15-3 Workshop Manual page 155

Fig 2. Function chart
Key Switch
Glow lamp
Glow relay
Sencor
Open
Fig 3. Timer curve
Table 1. Timer function values
°
Water temp ( C)
140
100
80
60
40
20
10
0
-10
-20
-30
-40
°
Water temp ( C)
Thermistor resistance ( )
58
155
277
530
1100
2525
3997
6544
11123
19716
36630
71770
Pre-glow time (sec)
2.55
2.73
2.95
3.37
4.22
5.85
7.12
8.77
10.81
12.00
12.00
12.00
II-135
WSM U15-3