Weil-McLain PLUS LINE PLUS-E017-A/1206 - Page 5

Part Number PLUS-E017-A/1206
5
Manual • Installation • Start-Up • Usage • Maintenance • Parts
PLUS 100/110/119
Figure 25 ..................................................................................................................... 41
Multiple water heater applications
Multiple water heaters – water heater piping — Figures 26/27 ................................ 42
Boiler water piping for multiple water heaters — Figure 28 ..................................... 43
Steam boiler applications
Connecting water heater to steam boiler .................................................................. 44
Installation and start-up of water heaters connected to steam boilers .................... 44
Steam boiler application piping and wiring (Figure 29) ............................................
45
d. Boiler-side wirinG & controls (except GAs) .... 46
Wiring requirements ................................................................................................ 47
Wiring requirements — Circulators ........................................................................... 47
Wiring requirements — Zone Valves ......................................................................... 47
Boiler models requiring domestic priority with GOLD Plus 30 ................................ 47
Zoning with pumps:
Zoning with Weil-McLain circulator zone controller (WMCR)
• Weil-McLain circulator zone controller (Figure 30) ................................................ 48
Other options for for zoning with pumps
• Using priority zone pump (Figure 31) ..................................................................... 49
• Using pump relays • Domestic priority with priority relay (Figure 32) .............. 50
• Using pump relays • No domestic priority (Figure 33) ...................................... 51
• Pump relays • Priority with 3-way valve & priority relay (Figure 42) ................. 60
Zoning with zone valves:
Zoning with Weil-McLain zone valve controller (WMZV)
• Domestic priority optional (controller switch) (Figure 34) ..................................... 52
Zoning with 4-wire zone valves
• No domestic priority (Figure 35) ............................................................................. 53
• With or without domestic priority • Models 30/40/60/80 (Figure 37) ................ 55
• With domestic priority • PLUS 100/110/119 (Figure 39) .................................... 57
• With priority using 2-way priority valve • PLUS 100/110/119 (Figure 40) ......... 58
Zoning with 3-wire zone valves
• No domestic priority (Figure 36) ............................................................................. 54
• With or without domestic priority • Models 30/40/60/80 (Figure 38) ................ 56
• With domestic priority • PLUS 100/110/119 (Figure 39) .................................... 57
• With domestic priority using 2-way priority valve (Figure 41) .............................. 59
e. replAcement pArts.........................................................................................61
GOLD Plus 30/40/60/80 or PLUS 40/60/80 .................................................. 62-63
PLUS 100/110/119 ................................................................................................. 64-65
f. wAter heAter dimensions & performAnce rAtinGs
Dimensions ................................................................................................................. 66
Performance ratings ................................................................................................... 67
Warranty ..................................................................................................................... 68
Contents continued