AST1029-940
Page
15
gpm flow control. One gallon of water will dissolve 3.0
pounds of salt.
To calculate the time for brine refill, it is necessary to
determine the needed pounds of salt and divide that
number by three (3 pounds per gallon) and also divide
by the flow control gpm. The result is the time setting
in minutes for brine refill. Be sure to round off times to
the nearest minute
Reference
Table 1
for common settings.
Service
Removing the Timer Assembly
Complete the following steps to remove the timer
assembly for servicing:
1. Unplug the power cord.
2. Remove the rear cover by pushing back on the
tab provided on the cover with your thumb, Figure
10. Next, lift the cover off the valve.
3. To remove the camshaft (or reinstall it), the rib on
the shaft must be pointing straight up. This occurs
when the indicator knob is rotated to the refill
position. Press down on the back of the camshaft
to disengage it from the rear "hoop" of the top
plate, Figure 11.
MODEL AST1029-940 WATER SOFTENER
HARDNESS REMOVAL
CAPACITY INGRAMS
SALT USAGE
IN KILOGRAMS
SALT DIAL SETTING
TIME IN MINUTES
1015 (MIN)
2.0
5
1350
3.0
8
1700
5
12
2030 (MAX)
7
17
NOTE: - THIS SOFTENER IS FITTED WITH THE
0.33 G.P.M BRINE REFILL CONTROL
Figure 10
Summary of Contents for AST1029-940
Page 20: ...AST1029 940 Page 20 Control Valving Identification Valve Disc Operation...
Page 21: ...AST1029 940 Page 21 Flow Diagrams...
Page 22: ...AST1029 940 Page 22...
Page 24: ...AST1029 940 Page 24...
Page 25: ...AST1029 940 Page 25 Valve Body and Tank Adaptor Module...
Page 29: ...AST1029 940 Page 29...
