Item
Unit
Quantity
Unit
1
1
1
1
Set
Copy
Pcs
Electric Water Heater with cable
Installation kit
Install & Operation Manual
Installation template
PG.11
CLEANING & MANTENANCE
TROUBLE SHOOTING
PACKING LIST
Cleaning Steps
：
Step 1. Shut off power to the water heater before draining water.
Step 2. Inspect the inlet and outlet water connections for any signs of damage or failure.
Look for any signs of leakage, damage, or cracks in each connection.
Step 3. Unscrew the nipple of inlet, check the filter inside the inlet. Replace with a new one
if it have to.
Step 4. Install the nipple back to the inlet. Make sure there is washer between the nipple and
the inlet. Hand tight first then tighten with wrench. Make sure not to over tighten the connections
to avoid damage to internal connections of the water heater.
Step 5. Reconnect the pipe to the inlet. Use two wrenches, one wrench to hold the water
heater fittings and another wrench to tighten the connecting pipes.
SYMPTOMS
POSSIBLE CAUSES
RECOMMENDED ACTIONS
Inlet and outlet fittings
leaking.
LED no signal.
Water too hot.
Water too cold.
LED shows E1.
LED shows E3.
Outlet water gets
smaller and smaller.
Functional keys not
working.
A. Fittings not tight.
B. Rubber washer worn-out.
A. Tighten fittings.
B. Change rubber washer.
A. Open valve to get water.
B. Raise the water pressure.
A. Set a lower temperature.
Clean strainer, faucet and
shower head.
Turn off the power and keep
the outlet water flowing out in
30 seconds, then turn on the
power again.
Call our technical support line
for assistance.(305-614-4070).
A. Set a higher temperature.
B. Reduce water flow.
A. Connect power to the unit.
B. Call our technical support line
for assistance.(305-614-4070).
A. No water out from shower.
B. Water pressure too low.
A. Too high temperature set.
A. Low temperature set.
B. Water flow too much.
Inlet strainer of the unit, faucet
or shower head clogged.
Outlet water temperature
abnormal, over 167
℉
(75
℃
).
Outlet temperature sensor
failure.
A. Power not connected.
B. The temperature control
device disconnected.
