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Operation & Installation Manual - Page 12

For EHFA400T48.

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Rinnai 12 HotoElectricStorageWaterHeaterOIM
HOT WATER PLUMBING SYSTEM EXAMPLE - NO TLD
*PTR VALVE
(Supplied)
KITCHEN
LAUNDRY
NON TEMPERED SUPPLY
BATHROOM
ENSUITE
TO DRAIN
COLD
SUPPLY
Isolating
Valve
*ECV
TO DRAIN
Non-return
Valve
*PLV
WATER
HEATER
(Not Supplied)
CAUTION
ValveswithpressureratingsotherthanspeciedareunsuitableandMUST NOT beused.
*
Forratingssee"Table2.Ratings&OtherSpecications"onpage11.
HOT WATER PLUMBING SYSTEM EXAMPLE - WITH TLD
KITCHEN
LAUNDRY
ENSUITE
BATHROOM
TEMPERED
SUPPLY Temperature
Limiting Device
(TLD)
COLD
SUPPLY
Non-return
Valve
*PLV
Isolating
Valve
Isolating
Valve
*PLV
*ECV
(OR)
WATER
HEATER
Non-return Valve
COLD
SUPPLY
Non-return
Valve
Non-return
Valve
WATER
HEATER
Temperature
Limiting Device
(TLD)
Non-return
Valve
*PTR VALVE
(Supplied)
TO DRAIN
*ECV
TO DRAIN
TO DRAIN
(Not Supplied)
TEMPERED
SUPPLY
*PLV
NON TEMPERED SUPPLY
NON TEMPERED SUPPLY
Isolating
Valve
Non-return
Valve
CAUTION
ValveswithpressureratingsotherthanspeciedareunsuitableandMUST NOT beused.
*
Forratingssee"Table2.Ratings&OtherSpecications"onpage11.
ItmaybearequirementthatthehotandcoldwatersupplypressurestoaTemperatureLimitingDevice(TLD)are
equal.Ifthisisthecase,aPLVwiththesamepressureratingasthePLVforthehotwaterisrequiredfortheTLD
asshown.
INSTALLATION METHODS
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