Haier FCD-HTHMG50-III(E) User Manual

Page of 8
Pre-safe Expert
Contents 
Installation
2
Special reminding
2-3
Features
 
3
Views and parts
 
4
Safety precautions
5
5
6
6
Attentions in Installation
7
Installation 
Operation
8
8
Control panel illustration
Operation diagram
14
8-12
14
12
13
13
14
Packing list
Operation instructions
Attentions in operation
Electric Circuit Diagram
Electric Circuit Diagram
FAQ*After service 
Cleaning and maintenance
FAQ
Before USage
See to the physical product for the appearance,color or pattern. 
Remote controller panel illustration
Use of remote controller
Mark
 
of 
Haier 
Safe 
Water Heaters
  
This mark is the designation for Pre-Safe Expert of 
Haier
 
Water Heater Company, which indicates use of 
the company's patented technology inside the 
product. It ensures you a safe bath while monitoring 
whether your house ground wire is live or not all the 
time. If this mark is lighted on, it indicates your house 
ground wire has come live (poor grounding and live). 
In this case, please immediately stop use and unplug 
from the power supply, and remember not to touch 
any electric appliance shell in your house. At the 
same time, immediately contact after-sales service 
and your property management company for 
professional repair until the mark goes off.
  Pre-Safe Expert will become the electric safeguard 
for your family.
Setting environment
Parameters
Dimensions
Problems
No outlet water
Outlet water is cold
Outlet water flow and
temperature is not steady
Unable to start machine
Error display of E1
Error display of E2
Error display of E3
Possible Causes to be Confirmed
If water supply is stopped or water 
pressure is too low
If use point is blocked or if hot water 
valve is open
If water temperature is properly adjusted
 
If thermostat is out of control
Heating time is too short
If city water pressure is steady
If components are damaged
Circuit fault
If tank is full of water or if components 
are damaged
If sensor is damaged
Corrective Measures
Check
Check and clean
Re-adjust
Contact service station
Continue heating
Check
Contact service station
Contact service station
Contact service station
Fill water full or contact 
service station
External Cleaning: Disconnect power supply before cleaning. Gently wipe with wet 
cloth dipped with a little of mild detergent. Do not use gasoline or other solvents. Finally 
dry with dry cloth. Keep water heater dry. Do not use cleansers containing grinding 
agent (e.g. toothpaste), acids, chemical solvents (e.g. alcohol) or polishers to clean.
Internal Cleaning: To ensure high working efficiency, heating elements and tank liner of 
water heater shall be cleaned once in three years. Take care not to damage protection 
layer on heating elements and tank liner inner surface. According to different local 
water qualities and use habits, magnesium anode rod shall be periodically replaced. If 
maintenance is needed, please contact local service station. 
Cleaning and Maintenance
This water heater shall only be repaired and maintained by qualified 
servicemen. Improper maintenance may cause severe injury or damage. 
Before opening or repairing water heater, please do pull out the power plug.
Statement: 
Note: Before asking for service, please refer to troubleshooting section to resolve easy 
problems.
FAQ
Packing List 
2
1
2
1
1
1
1
2
Water Heater
      (set)
Safety Valve
      (pcs)
Expansion 
     bolt
    (pcs)
Expansion 
    hook
    (pcs)
Name
Quantity
User
manual
     (copy)
Battery
  (pcs)
Remote 
controller
  (pcs)
Drain hose
     (ply)
Correct Disposal of this product:
This marking indicates that this product should not be disposed with other 
household wastes throughout the EU. To prevent possible harm to the 
environment or human health from uncontrolled waste disposal, recycle it 
responsibly to promote the sustainable reuse of material resources. To return 
your used device, please use the return and collection systems or contact the 
retailer where the product was purchased. They can take this product for 
environmental safe recycling.