Use and Care Manual

Hot-Link Trouble Shooting
SYMPTOM POSSIBLE CAUSE SERVICE TIP
No Hot Water
Clogged filter screen.
• Close angle stop valves beneath sink.
• Open hot and cold faucets to drain
line of pressure.
• Remove valve stem, thoroughly clean
screen, replace, open angle stop
valves and check operation.
Pump installed incorrectly.
• Check to see if flow arrow on pump
casing is in correct direction.
Pump not running.
• Check circuit breaker.
•
Check power supply outlet.
• Check to see if timer is set to correct
time of day.
• Check trippers. Are they set to correct
AM/PM time?
• Check timer switch. Set to AUTO
(middle) position.
Hoses connected incorrectly.
• Check to see if flex hoses are con-
nected to proper Hot/Cold ports on
valve.
Abundance of Hot Water in
Cold Line
Note: It is normal for some
warm water to be in cold line
during recirculation cycle.
If unable to flush the hot water
from the cold line by running the
cold faucet, it may indicate that the
valve is damaged.
• Replace valve.
Water is too Hot
Hot-Link system has improved
delivery of hot water.
• Install mixing valve on water heater out-
let. See piping schematic on page 1.