Roberts Gorden Blackheat BH15 UT Installation & Servicing Instructions Manual page 23
Vacuum assisted single-burner and double linear systems
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- Installation, operation & service manual (84 pages) ,
- Installation, operation & service manual (37 pages) ,
- Installation, operation & service manual (84 pages)
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L
Blackheat
N
Thermostat or
Time Clock
230V
1ph
50Hz
Earth
Figure 15. Typical External Wiring Diagram (Single-burner Systems)
ALTERNATE #1
L
Blackheat
Thermostat or
N
Time Clock
230V
1ph
50Hz
Earth
ALTERNATE #2
L
Blackheat
Thermostat or
N
Time Clock
230V
1ph
50Hz
Earth
Figure 16. Typical External Wiring Diagram (Double Linear Systems)
L
N
Earth
Burner 1
Fan 1
L
N
Earth
Burner 1
L
N
Earth
Burner 1
Burner 2
Fan 2
Fan
Fan
Burner 3
Fan 3
Burner 2
Burner 2
21
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