5
LED INDICATORS
The YZ300 (YZ320) contains 6 LED's that provide information that can be useful in determining the
current state of the interlocks wired between terminals L1 and P of the BurnerLogix control.
Table 2:
YZ300 (YZ320) DEFAULT MESSAGES
STATUS
– indicates red when the ED580 co nnection to th e
Bu rnerLogix is interrupted, green when connection is establish ed.
RECYCLING
– illuminates steady when all interlo cks
between termin al L1 and 3 are clo sed and powered.
Blin ks if an y interlock is open.
WATER
– illuminates steady when Low Water an d High
Water are closed an d powered, blinks if any is open.
OIL
– illu minates stead y if all oil interlo cks between
terminals 44 and 55 are closed and po wered an d oil is
an active fuel, blinks if an y oil in terlock is open.
GAS
– illuminates steady if all gas interlocks between
terminals 50 and 5 4 are clo sed and powered and gas is
an active fuel, b links if any gas interlock is open.
NON-RECYCLING
- illuminates steady when all
in terlocks between terminals 54 and P are closed
and powered, blinks if an y interlock is o pen.
OIL MODE
GAS MODE
Terminal Messa ge Terminal Message
Recyc ling Limi ts
L1-40
Op Control Open
L1-40
Op Control Open
40-41
L1-3 Aux#1 Open
40-41
L1-3 Aux#1 O pen
41-42
L1-3 Aux#2 Open
41-42
L1-3 Aux#2 O pen
42-3
L1-3 Aux#3 Open
42-3
L1-3 Aux#3 O pen
Non-Recycl ing Limi ts
3-43 High
Water
3-43 High
Water
43-44 Low
Water
43-44 Low
Water
For OIL select, conn ect termi nal 49 to 53
For GAS select, conn ect termi nal 45 to 49
45-46
High Oi l Temperature
50-51
Low Gas Pressure
46-47
Low O il Temperature
51-52
High Gas Pressure
47-48
Low O il Pressure
52-53
Aux G as
48-49
Low Atomizing Media
54-55 High
P re ssure
54-55 High
Pressure
55-56 High
Temperat ure
55-56 High
Temperature
56-57
Aux #4 O pen
56-57
Aux #4 Open
57-58
Aux #5 O pen
57-58
Aux #5 Open
58-59
Aux #6 O pen
58-59
Aux #6 Open
59-60
Aux #7 O pen
59-60
Aux #7 Open
60-P
Air Flow Open
60-P
Air Flow Open
