COMBAT® CABINET HEATERS INSTALLATION, COMMISSIONING, OPERATION AND SERVICE MANUAL
Figure 12: Pressurised System Installation - Duplex System
| Relief Valve | Pressure Gauge |
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| Check | Check |
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| Valve |
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| Valve |
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| Stop | Stop | Pressure | |
| Valve | Valve | ||
| Reducing | |||
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| No. 1 | No. 2 | Valve | |
For |
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Pump | Pump |
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Fuel Tanks |
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above | Stop | Stop | Burner | |
Pump Set | ||||
Valve | Valve |
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| Duplex Pump Set |
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Check |
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Valve |
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Storage Tank
Below Ground
(The system shown has one pump for run and the other for standby. The valves allow the standby pump
to be removed for maintenance while the system is still running).
Pressure
Reducing
Valve
Burner
18