Installer Setup - Honeywell Y9520Z Sundial RF2 Pack 5 Installation Instructions Manual

4.3 Installer Setup

The system can be set up to operate in a variety of different ways to suit the application, or the user lifestyle or preferences.
This setup is done via the ST9520C Installer Setup. The features that can be adjusted are called Installer Parameters, and are listed in the table below,
along with a description of the options that are possible.
INSTALLER PARAMETER Parameter
Number
24hr or am/pm clock display.
Configure backlight
operation.
Enable/disable auto time
change.
1-day or 5/2-day or 7-day
operation.
Number of ON/OFFs per
day.
Select default time
programme.
* Set Hot Water Temperature
Optimum start
Optimum start limit
(Only available if OP START
set to 2)
Optimum stop
Frost protection temperature
Minimum ON/OFF time
Cycle rate
Proportional band width
Failsafe mode (loss of RF
communications)
** Reset all parameters
* Not used in this system.
** This parameter by default has a value of 1, unless you change any other parameter, when it will change to 0. Set it to 1 to reset all parameters
back to defaults. Some parameters may not be displayed, depending on the settings made for prior parameters.
Recommendations for Specific Boiler Applications
Application Cycles per hour
Gas boiler 6
Oil boiler 3
To Enter Installer Setup:
a. Ensure the slider is in the RUN position, then press and hold the
displayed for a few seconds. The message 'SET UP MENU' will show briefly, followed by 'SET INSTALLER OK ?'
Press the button to take you into the Installer Setup Parameter Menu.
b.
c. Parameter 1 is now available to change. This is to allow you to change the clock format from 12 hour AM/PM to 24 hour. At every step, the LoT™
Display will inform you what the parameter means and what option you have selected. The parameter number is shown on the display separated
by a colon from the parameter value.
d. You can change the parameter value by pressing the
parameter value will flash. If you press
Press to move to the next parameter available for editing. The parameter number will change accordingly.
e.
f. Keep pressing to step around the list of parameters, and use
Any parameter changes that have been confirmed with the
g.
To Exit Installer Setup:
You can exit any Installer Mode at any time by moving the slider to the next position and then back again to RUN.
Note: Installer Modes will exit automatically after 10 minutes if the slider is not moved.
LoT™ Display Default
Description Value
1 CLOCK MODE 12
2 BACKLIGHT 2
3 AUTO TIME 1
4 UNIT TYPE 7
5 ON PERIODS 3
6 DEF PROFILE A
8 WATER TEMP 60
9 OP START 0
10 STRT LIMIT 1
11 OP STOP 0
12 FROST TEMP 5
13 MIN ON-OFF 1
14 CYCLE RATE 6
15 PROP BAND 15
(=1.5°C)
16 COMMS LOSS 0
20 PROG RESET 1
Minimum on/off time What to change:
1 No changes required, leave at default values
4 Set parameter 13: 1 to 13: 4
Set parameter 14: 6 to 14: 3
or buttons. At this point the description in the LoT™ Display will change and the
the value will stop flashing and will be saved for use.
button will be saved and used.
Range of Values Description [LoT™ Display Description]
12, 24 12 = am/pm display,
24 = 24hr display
0, 1, 2 0 = off,
1 = on if button pressed,
2 = on continuously
0, 1 0 = disabled,
1 = enabled
1, 5, 7 1 = 1-day operation,
5 = 5/2-day operation,
7 = 7-day operation
2, 3 2 = 2 on/offs per day,
3 = 3 on/offs per day
A, b, C A = standard,
b = at home,
C = economy
40 ... 85°C Hot Water Temperature
0, 1, 2 0 = no optimum start
1 = delayed start
2 = optimum start on
1, 2, 3 1 = 1 hour
2 = 2 hours
3 = 3 hours
0, 1 0 = disabled,
1 = enabled
5 to 16°C Frost protection temperature
1, 2, 3, 4, 5 minutes Minimum ON/OFF time
3, 6, 9, 12 Number of boiler cycles
15 ... 30 Control proportional band
(=1.5 ... 3.0°C)
0, 1 0 = off
1 = on 20%
0, 1 0 = do not reset
1 = default parameters
and buttons together for 8 seconds. Ignore the 'NOT VALID' that is
or buttons to change the parameter value.
10
[AM PM]
[24 HOUR]
[NO B-LIGHT]
[B-L DELAY]
[B-LIGHT ON]
[NO CHANGE]
[TIME CHANGE]
[1-DAY]
[5-2 DAY]
[7-DAY]
[2 PER DAY]
[3 PER DAY]
[PROFILE A]
[PROFILE B]
[PROFILE C]
[SET WATER TEMP]
[NO OP-STRT]
[DELAY-STRT]
[OP-STRT ON]
[1 HOUR]
[2 HOURS]
[3 HOURS]
[NO OP-STOP]
[OP-STOP ON]
[SET FROST TEMP]
[SET MIN ON-OFF]
[SET CYCLE RATE]
[SET PROP BAND]
[HEAT OFF]
[20 PERCENT]
[RESET OFF]
[RESET ON]