DARK KNIGHT User Manual Mujtaba Syed August 18, 2024

SPT DARK KNIGHT

USER MANUAL

  • RESIDENTIAL
  • WH265A-R | WH265A-RE
  • WH315A-R | WH315A-RE
  • COMMERCIAL
  • WH265A-C | WH265A-CE
  • WH315A-C | WH315A-E
For optimal performance and warranty coverage, carefully read this manual before installing or using your product. Failure to follow instructions may void your warranty and impact product functionality.

Before you begin

  • Read First, Install Later: This manual contains crucial instructions for safe installation and operation. Please thoroughly read this entire manual before attempting any work on your heat pump water heater. Keep it handy for future reference.
  • Authorised Personnel Only: Installation, commissioning, and servicing of this heat pump must be completed by a qualified a

Electrical Safety

  • Danger: Live Wires! Accessing internal components exposes 240V wiring. Only authorized personnel should remove access covers for work.
  • Damaged Power Supply? Don’t Touch! If the power cord is damaged, do not touch it. Contact a qualified technician for replacement to avoid potential hazards.
  • Wet Hands are No Match for Electricity: Always handle power connections and plugs with dry hands to prevent electrical shock.
  • Supervision Required: This appliance is not intended for unsupervised use by children or individuals with limited physical, sensory, or mental capabilities. Supervise children to ensure they do not play near the heat pump.

General Safety Precautions

  • Hot Water, Hot Pipes: Be cautious when touching pipes, as they may be hot.
  • Clear the Area: Do not place objects on or against the heat pump.
  • Flammable Materials? Keep Them Away: Store no chemicals or flammable materials near your heat pump to avoid fire hazards.
  • Full Water Tank is Essential: Do not activate the heat pump unless the water tank is completely full.
  • Earthing is Essential: Your home’s electrical system must have a proper earth connection for safe operation.
  • Residual Current Device (RCD): Ensure your heat pump is protected with an appropriately rated RCD to prevent electrical hazards.
  • Warning Labels Matter: Do not tamper with any warning labels or instructions on the heat pump’s exterior.

Professional Support is Key

  • Qualified Installation: A qualified professional experienced in both mechanical and electrical systems should install your heat pump.
  • Local Wiring Regulations: Always adhere to local wiring regulations during installation.
  • Relocation Requires Expertise: Moving your heat pump requires a qualified professional to ensure safety.
  • Maintenance by Professionals: Only trained and qualified personnel should perform maintenance or repairs on your heat pump.
  • Electrical Connection: The electrical connection should be via a 20A RCD/MCB or RCBO with a test button function.

Safety with Refrigerant (R290 Propane)

  • Flammable Gas Alert! This appliance uses R290 (propane), a flammable gas classified as Class 3 according to AS 1677. Only a qualified refrigeration mechanic with an appropriate Australian refrigerant handling license can handle it.
  • Fire Risk – Leak Detection: If you suspect a refrigerant leak, turn off the unit at the mains and contact a service agent immediately. Leaks combined with ignition sources can be dangerous.
  • Storage and Transportation: Follow regulations for storing, transporting, and handling hazardous goods like flammable gases.

Additional Warnings

  • Children and Wet Environments: This appliance is not suitable for use in wet rooms like bathrooms unless housed in a separate cupboard.
  • Never Use Flammable Sprays: Avoid using flammable sprays like hairspray or paint near the unit to prevent fire hazards.
  • End-of-Life Recycling: Only a qualified professional can safely remove and dispose of the refrigerant.
  • Hydrogen Gas Buildup: If the hot water system is unused for two weeks, highly flammable hydrogen gas may accumulate inside. To dissipate it safely, turn on a hot tap for several minutes until the gas discharge stops. Use a sink or bathtub outlet, not dishwashers or washing machines. During this process, avoid smoking, using open flames, or operating electrical appliances nearby.

Symbols and their Meanings

This manual uses safety symbols to emphasize important safety precautions. Please understand their meaning:

  • CAUTION: Indicates a potential for minor or moderate injury if the precaution is not followed.
  • WARNING: Warns of serious injury or death if the warning is ignored.
  • DANGER: Indicates a situation that will result in death or serious injury if not avoided.

Following these safety guidelines will ensure the safe and efficient operation of your heat pump water heater. If you have any questions or concerns, please consult a qualified professional.

Regular Maintenance Tips

  • Check Connections: Regularly inspect the power cord, plug, and ground connection for any damage or loose connections.
  • Protect Against Freezing: In extremely cold climates, drain the water tank to prevent freezing and damage.
  • Clean the Tank and Heater: Schedule a professional cleaning of the inner tank and boost electric heater every six months to maintain efficiency.
  • Anode Rod Inspection: Check the anode rod every six months and replace it if necessary.
  • Lower Temperature Settings: Reduce energy consumption by setting a slightly lower water temperature if your hot water needs are moderate.
  • Proper Shutdowns: When not using the heat pump for extended periods, turn off the power, drain the water tank, and close all valves.
  • Pressure Relief Valve Maintenance: Regularly check and maintain the pressure relief valve (PTR) according to manufacturer’s instructions.

By following these guidelines, you can help ensure the long-term performance and efficiency of your heat pump.

Anode Rod Maintenance

Anode Rod Importance: The anode rod helps protect your water heater from corrosion. Regular inspection and replacement are essential for maintaining your unit’s efficiency and lifespan.

Professional Installation Recommended:
While it’s possible to replace the anode rod yourself, it’s recommended to hire a qualified plumber for this task. They have the necessary expertise and tools to ensure the job is done correctly.

Key Steps Involved (for informational purposes only):

  • Turn off the power and water supply to the unit.
    Drain the water tank completely.
  • Access the anode rod by removing the top panel.
    Replace the old anode rod with a new one, ensuring a secure seal.
  • Refill the water tank and restore power.

Remember: Incorrect installation can lead to damage or safety issues. It’s best to leave this task to a professional.

Item Part Frequency Action
Item 1
Part Anode Rod
Frequency Every 6 months
Action Replace if it has been used completely
Item 2
Part Inner Tank
Frequency Every 6 months
Action Clean the tank
Item 3
Part Boost E-Heater
Frequency Every 6 months
Action Clean E-Heater
Item 4
Part PTR Valve
Frequency Every 12 months
Action Operate the handle of the PTR valve to ensure that water can be released.
If water does not flow freely when releasing the handle, release PTR valve with a new one

System Operation

Heat pump mode

Fast heating mode

Electric heater mode

Defrost mode

Fan indication

Lock indication

Timer ON

Timer OFF

Turning the system ON/OFF

To turn the system ON: While the unit is in a standby state, press and hold the ON/OFF button for 2 seconds to power the unit on.
To turn the system OFF: While the unit is running, press and hold the ON/OFF button for 2 seconds to power off.

Changing Modes

While the unit is running, press the MODE button. The unit will cycle through the operating modes as seen below.
PLEASE NOTE: This function is unavailable for models without electric heating.
When in Heat Pump Mode, the Electric Heater will not be triggered.

Lock Function

To Lock the unit: While the unit is running, press and hold the MODE button for 3 seconds. All buttons on the interface will be locked and the LOCK icon will be displayed.

To Unlock the unit: Press and hold the MODE again for 3 seconds. The lock function will now be cancelled and all buttons unlocked.

Setting the Clock

Setting the ON/OFF Timer

01
STEP 1

Press and hold the TIMER button for 5 seconds. The TIMER ON indicator and HOURS of the clock will start flashing, the TIMER OFF indicator will be illuminated.

02
STEP 2

Press the INCREASE or DECREASE arrows to adjust the clock hours.

Press the TIMER button to set the HOURS. The MINS will start to flash.

03
STEP 3

Adjust the MINS with the INCREASE/DECREASE arrows and press TIMER to set the TIMER ON.

04
STEP 4

The TIMER OFF icon and HOURS will start to flash, repeat steps 1 – 3 and press TIMER to finalise Timer set up. Once complete, the TIMER ON and TIMER OFF indicators should both be illuminated.