Hot Water Plumbing System Example - No Tld; Hot Water Plumbing System Example - With Tld - Rinnai QRESS80L336 Operation & Installation Manual

HOT WATER PLUMBING SYSTEM EXAMPLE - NO TLD

KITCHEN
LAUNDRY
BATHROOM
ENSUITE
*Forratingsseethetableonpage11.
ValveswithpressureratingsotherthanspecifiedareunsuitableandMUST NOT beused.
CAUTION

HOT WATER PLUMBING SYSTEM EXAMPLE - WITH TLD

TEMPERED
SUPPLY
Limiting Device
Isolating
Valve
COLD
SUPPLY
Non-return Valve
*Forratingsseethetableonpage11.
ValveswithpressureratingsotherthanspecifiedareunsuitableandMUST NOT beused.
CAUTION
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�
Rinnai
NON TEMPERED SUPPLY
Isolating
Valve
COLD
SUPPLY
NON TEMPERED SUPPLY
KITCHEN
Non-return
LAUNDRY
Valve
Temperature
(TLD)
Non-return
BATHROOM
Valve
ENSUITE
*
PLV
Isolating
Valve
(OR)
COLD
*
PLV
SUPPLY
TO DRAIN
INSTALLATION CONFIGURATIONS
TO DRAIN
Non-return
Valve
* *
PLV ECV
TO DRAIN
NON TEMPERED SUPPLY
TEMPERED
SUPPLY
Isolating Non-return
Valve Valve
*
PLV
*
WATER
ECV
HEATER
13
PTR VALVE
(Supplied)
WATER
HEATER
(Not Supplied)
Non-return
Valve
Temperature
PTR VALVE
Limiting Device
(Supplied)
(TLD)
Non-return
Valve
TO DRAIN
*
ECV
(Not Supplied)
TO DRAIN
SS QRE HW IM
WATER
HEATER