Myron L 729II - Manual (Page 55)

51
alarm for approximately three minutes or until you
improve the water quality (readjust controller set point).
If three minutes muting is fine for your application, skip
to #10.
10. If three minutes is too long or too short, adjust control
inside RA until desired mute time is achieved (adjustable
from approximately 15 seconds to 10 minutes). See
figure III.J.1.
11. Replace the bottom of the RA, and secure to surface
you have selected for its installation.
12. Carefully reinstall the controller front panel, bottom first.
Ensure no wires have been pinched between enclosure
and front panel.
13. Reinstall the four (4) screws and tighten.
14. To operate, turn power ON.
*NOTE: If the RA does not sound off;
1. Check the polarity of the extension wire connections.
2. Be sure the controller is actually switching (relay will
click).
MYRON L
COMPANY
Figure III.J.2
FULL SCALE
PUSH TO TEST
RA
Connector
-121
2000µS
UP
}
HYS1 SP1 FS SW
FUSE*
115/
230
PWR C GD NC NO CM
BK WT RD GN NU R- R+
DIS
CAL
3S
PA
RA
INC
DEC
SPC
MAIN CB ASSEMBLY
751 756
752 757
753 758
754 759
CHS GND
TRANSFORMER
REMOVE T
O INST
ALL
SECOND RELA
Y