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CAUSE
SOLUTION
PROBLEM
1. SET POINT DIFFICULT TO SET OR
CANNOT BE REACHED
SUPPLY TEMPS NOT WITHIN
SPECIFIED LIMITS
HOT AND COLD SUPPLIES ARE
REVERSED
CHECK DIFFERENTIAL TEMPERATURE
BETWEEN SUPPLIES AND OUTLET
REINSTALL VALVE WITH SUPPLIES
CONNECTED TO MARKED INLETS
2. DOES NOT MAINTAIN OUTLET
TEMPERATURE OR CHANGES
FLUCTUATION IN SUPPLY
PRESSURES
CHECK VALVE/FILTERS BLOCKED
WITH DEBRIS
CHECK DIFFERENTIAL TEMPERATURE
BETWEEN SUPPLIES AND OUTLET
CLEAN CHECK VALVES/FILTERS
OVER TIME
3. DISCHARGE TEMPERATURE TOO
HOT OR TOO COLD
VALVE NOT ADJUSTED PROPERLY
READJUST VALVE TEMPERATURE PER
INSTALLATION INSTRUCTIONS
4. CROSS FLOW
CHECK VALVES FOULED
CLEAN CHECK VALVES/FILTERS
5 NO FLOW FROM VALVE
HOT AND COLD SUPPLY FAILURE
OR SHUTOFFS CLOSED
OPEN SHUTOFFS OR RESTORE HOT
AND COLD SUPPLIES
CHECK VALVE/FILTERS BLOCKED
WITH DEBRIS
CLEAN CHECK VALVES AND FILTERS
TROUBLESHOOTING:
PIPING DETAILS:
Acorn Controls
Division of Acorn Engineering Company
®
, A member of Morris Group International
™
ST7017 Installation & Operation Manual
Valve Specifications
:
Maximum Operating Pressure: ...................... 125 PSI (861 kPa)
Flow Rate @ 45 PSI (310 kPa) differential:
Flow Rate: ...................................................... 24 GPM (91 LPM)
Minimum Flow Rate*: .................................. 0.25 GPM (1.0 LPM)
Maximum Hot Water Temp: .................................... 180°F (82°C)
Minimum Hot Water Supply Temp**: ........................... 5°F (3°C)
Above Set Point
Maximum Cold Water Supply Temp**: ........................ 5°F (3°C)
Below Set Point
Minimum Cold Water Temp: ...................................... 39°F (4°C)
Temperature Range*: ........................... 95°F-130°F (35°C-54°C)
SPECIFICATIONS:
* In accordance with ASSE 1070 and ASSE 1017 as certified by IAPMO
** Under Normal Operating Conditions
G
The wetted surface of these valves contacted by consumable
water contains less than 0.25% of lead by weight in conformance
with national Lead-Free law.
Manual #7802-127-001
Date: 07/20/2020
TYPICAL SHOWER PIPING DETAIL
ST7017
VALVE
TYPICAL SINGLE TEMP LAVATORY PIPING DETAIL
HOT
WATER
SUPPLY
COLD
WATER
SUPPLY
HOT
WATER
SUPPLY
COLD
WATER
SUPPLY
ST7017
VALVE
SHOWER
VALVES
TYPICAL TWO HANDLE FAUCET PIPING DETAIL
HOT
WATER
SUPPLY
COLD
WATER
SUPPLY
ST7017
VALVE