Drainage of Multi-Heater Batteries with Winterisation and Common Pumping Set

Using a mechanical pump and trap to drain a stalling water tube heat exchanger.

Drainage of Multi-Heater Batteries with Winterisation and Common Pumping Set
 

Component Descriptions

Part Component Function
1 Air Vent to vent air from the heater battery
2 Check Valve to prevent ingress of air to the heater battery
3 Vacuum Breaker to help condensate drain from the battery under stall conditions
4 Temperature Control Valve to regulate the flow of steam to the battery
5 Strainer to protect the control valve from detritus
6 Isolation Valve to isolate the installation from the supply steam
7 Vacuum Breaker to help condensate drain from the battery under stall conditions
8 Air Vent to vent air from the heater battery
9 Check Valve to prevent ingress of air to the heater battery
10 Temperature Control Valve to regulate the flow of steam to the battery
11 Strainer to protect the control valve from detritus
12 Isolation Valve to isolate the installation from the supply steam
13 Isolation Valve to isolate the drain trap from the steam supply
14 Drain trap to keep the steam supply clear of condensate
15 Isolation Valve to isolate the drain trap from the condensate system
16 Isolation Valve to isolate the drain trap from the steam supply
17 Drain Trap to keep the steam supply clear of condensate
18 Isolation Valve to isolate the drain trap from the condensate system
19 Check valve to prevent backsyphoning of condensate
20 - 24 inc. & 25 - 29 inc. Steam Trap Set for Heater Battery
30 Drain Trap to keep the heater battery clear of condensate when not in use
31 Drain Trap to keep the heater battery clear of condensate when not in use
32 Isolation Valve to isolate the pump from the steam supply
33 Strainer to protect the condensate pump from detritus
34 Isolation Valve to isolate the pump from the condensate receiver
35 Strainer to protect the condensate pump from detritus
36 Condensate Pump to pump condensate away from the condensate receiver
37 - 41 inc. Steam Trap Set for Steam Supply to Condensate Pump
42 Check Valve to prevent backflow of condensate into receiver
43 Check Valve to prevent backflow of condensate into pump
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Table of Parts

Part   Component Bronze Cast iron SG iron Steel Stainless steel Product details
3, 7 Vacuum Breaker VB14       VB21 Vacuum Breakers
6, 12 Bellows Sealed Stop Valve   BSA1 BSA2 BSA3   Bellows Sealed Stop Valves
4, 10 Strainer (flanged) Fig 3 Fig 33 Fig 37 Fig 34 Fig 36 Strainers & Filters
1, 8 Air Vent AV13     AVC32   Air Vents & Air Eliminators
13, 15, 16, 18, 20, 23, 26, 29, 32, 34, 41 Ball Valve       M10 M10 Ball Valves
24, 25, 33, 35, 37 Strainer (screwed) Fig 1 or 12   Fig 12SG Fig 14 Fig 16 or 16L Strainers & Filters
22, 27, 39 Ball Float Steam Trap     FT14   FT16 Ball Float Steam Traps
3 Lift Check Valve LCV1     LCV2   Check Valves
38, 42 Disc Check Valve DCV1       DCV2, 3 or 4 Check Valves
36 Pump MFP14 Automatic Pump Pressure Powered Pumps
14, 17 Swivel Connector and Trap         UTD30, PC10 Swivel Connectors & Traps
30, 31 Drain Trap     No. 8     Fixed Temperature Discharge Steam Traps
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