R37-HW - 3 Zone Programmer
Operating Instructions
Contents
- Factory default settings
- Factory program settings
- Resetting the programmer
- Setting the date and time
- ON/OFF period selection
- Adjusting the program settings
- Copy function
- Reviewing the program settings
- Boost function
- Advance function
- Holiday mode
- Backlight mode selection
- Keypad lock and unlock
- Frost protection function
- Master reset
1. Factory default settings
Program: 5/2D
Backlight: On
Keypad: Unlocked
Frost Protection: Off
2. Factory program settings
The programmer can be set to 5/2D (5 days for weekdays, 2 days for weekends) or 7D (7 days) mode.
| P1 ON | P1 OFF | P2 ON | P2 OFF | P3 ON | P3 OFF | |
|---|---|---|---|---|---|---|
| Mon-Fri | 6:30 | 8:30 | 12:00 | 12:00 | 16:30 | 22:30 |
| Sat-Sun | 7:30 | 10:00 | 12:00 | 12:00 | 17:00 | 23:00 |
| P1 ON | P1 OFF | P2 ON | P2 OFF | P3 ON | P3 OFF | |
|---|---|---|---|---|---|---|
| All 7 days | 6:30 | 8:30 | 12:00 | 12:00 | 16:30 | 22:30 |
| Everyday | 6:30 | 8:30 | 12:00 | 12:00 | 16:30 | 22:30 |
3. Resetting the programmer
It is necessary to press the RESET button prior to initial programming. This button is located behind the cover on the front of the unit.
4. Setting the date and time
Lower the cover on the front of the unit.
Move the selector switch to the CLOCK SET position.
Press the [+] or [-] buttons to select the day. Press [OK].
Press the [+] or [-] buttons to select the month. Press [OK].
Press the [+] or [-] buttons to select the year. Press [OK].
Press the [+] or [-] buttons to select the hour. Press [OK].
Press the [+] or [-] buttons to select the minute. Press [OK].
Press the [5/2D], [7D] or [24H] buttons to select the desired mode. Press [OK].
The date, time and function are now set. Move the selector switch to the RUN position to run the program, or to the PROG SET position to change the program setting.
5. ON/OFF period selection
There are 4 modes available on this programmer for users to choose for their individual application:
- AUTO: The programmer operates 3 'ON/OFF' periods per day.
- ALL DAY: The programmer operates 1 'ON/OFF' period per day.
- ON: The programmer is permanently on.
- OFF: The programmer is permanently off.
Lower the cover on the front of the unit. By pressing the [SELECT] button, you can change between AUTO / ALL DAY / ON / OFF for HOT WATER.
Repeat this process for HEATING 1 by pressing the [1 SELECT] button and for HEATING 2 by pressing the [2 SELECT] button.
6. Adjusting the program settings
Lower the cover on the front of the unit.
Move the selector switch to the PROG SET position.
You can now program the HOT WATER.
Press the [+] or [-] buttons to adjust the P1 ON time. Press [OK].
Press the [+] or [-] buttons to adjust the P1 OFF time. Press [OK].
Repeat this process to adjust the ON & OFF times for P2 & P3.
Press [1 SELECT] and repeat the above process to adjust for HEATING 1.
Press [2 SELECT] and repeat the above process to adjust for HEATING 2.
When completed, move the selector switch to the RUN position.
7. Copy function
Copy function may only be used if the programmer is in the 7d mode.
Lower the cover on the programmer.
Move the selector switch to the PROG SET position.
Set the ON & OFF times for the day of the week you wish to copy from.
Press the [COPY] button for 2 seconds. The next day of the week will begin to flash.
Press the [OK] button to copy the ON & OFF times to this day.
Press the [ ] button to skip a day.
Press the [OK] button to copy to multiple days by using the [+] button.
Press the [OK] button when copying has been completed.
When completed, move the selector switch to the RUN position.
8. Reviewing the program settings
Lower the cover on the front of the unit.
Move the selector switch to the PROG SET position.
By pressing [OK], this will review each of the ON/OFF times for P1 to P3 for HOT WATER.
Repeat this process to review the ON/OFF times for HEATING 1 by pressing [1 SELECT] and then pressing [OK].
Repeat this process to review the ON/OFF times for HEATING 2 by pressing [2 SELECT] and then pressing [OK].
When completed, move the selector switch to the RUN position.
9. Boost function
This function allows the user to extend the ON period for 1, 2 or 3 hours.
If the zone that you wish to Boost is timed to be OFF, you have the facility to switch it ON for 1, 2 or 3 hours.
Press the required button: [Boost] for HOT WATER, [1 Boost] for HEATING 1 and [2 Boost] for HEATING 2 once, twice or three times respectively.
To cancel the boost function, simply press the respective boost button again.
10. Advance function
This function allows the user to bring forward the next switching time.
If the zone is currently timed to be OFF and the [ADV] is pressed, the zone will be switched ON until the end of the next switching time.
If the zone is currently timed to be ON and the [ADV] is pressed, the zone will be switched OFF until the end of the next switching time.
Press [ADV] for HOT WATER, [1 ADV] for HEATING 1 and [2 ADV] for HEATING 2.
To cancel the ADVANCE function, simply press the respective ADV button again.
11. Holiday mode
Lower the cover on the front of the unit.
Move the selector switch to the RUN position.
Press the [Holiday] button.
The current date and time will flash on the screen. It is now possible to enter the date and the time when you plan to return.
Press the [+] or [-] buttons to adjust the holiday period required. Press [OK].
The programmer is now switched OFF for the selected number of days.
By pressing the [OK] button again, this will cancel the holiday mode, thereby returning the programmer to the normal settings.
12. Backlight mode selection
There are two settings for selection. The factory default setting is ON.
- ON: The backlight is permanently ON.
- AUTO: On pressing any button the backlight stays on for 10 seconds.
To adjust the backlight setting, lower the cover on the front of the unit.
Move the selector switch to the RUN position.
Press either the [+] or [-] buttons to select the ON or AUTO mode. Press the [OK] button for 5 seconds.
13. Keypad lock and unlock
To lock the keypad: Press and hold the [OK] and [Holiday] buttons for 5 seconds. [Lock symbol] will appear on the screen. The keypad is now locked.
To unlock the keypad: Press and hold the [OK] and [Holiday] buttons for 5 seconds. [Unlock symbol] will disappear from the screen. The keypad is now unlocked.
14. Frost protection function
Selectable range 5~20°C. This function is set to protect pipes against freezing or to prevent low room temperature when the programmer is programmed to be OFF or is manually OFF.
Frost protection can be activated by following the procedure below.
Move the selector switch to the RUN position.
Press both the [+] and [-] buttons for 5 seconds, to enter selection mode.
Press either the [+] or [-] buttons to turn On or turn Off frost protection.
Press the [OK] button to select.
Press either the [+] or [-] buttons to increase or decrease the desired frost protection setpoint.
Press the [OK] button to select.
Both HOT WATER and HEATING zones will be switched ON in the event of room temperature falling below the frost protection setpoint.
When frost protection is enabled "Frost" will be visible on the screen.
When frost protection is activated "Frost" will flash on the screen.
15. Master reset
Lower the cover on the programmer.
There are four hinges holding the cover in place. Between the 3rd and 4th hinges there is a circular hole.
Insert a ball point pen or similar object to master reset the programmer.
After pressing the master reset button, the date and time will now need to be reprogrammed.
