16

Weekly/Monthly Maintenance (continued)

ATMOSPHERIC STEAM GENERATOR DESCALING PROCEDURE

(For DISSOLVE® Descaler Solution Part No. 106174)
1. This procedure will take appr oximately 1 hour and 30
minutes to complete. This entire procedure should be re ad
and fully understood, before beginning the actual
descaling operation.
2. Zero the timers or for m anual only models set the selector
to OFF.
3. Open both doors to the cook ing compartments.
4. Set the TIMED/ MANUAL switches to TIMED.
5. Set the ON/OFF switch to the OFF position. (The Uni t will
undergo a normal blowdown cycle, which Should take
approximately 3 minutes to complete).
6. When the unit has completed draini ng, turn the ON/OFF
switch to ON to refill the unit. Do not start the timer. Leave
the doors open.
NOTE: Be ready to pour in the descaling solut ion when the power is turned ON.
NOTE: DO NOT HEAT THE UNIT DURING DESCALING.
7. While the unit is filling with water, remove the descaling port p lug(s) located at the top of the unit
(See Figure 6-1), and add 1 gallon of DISSOLVE® descaler solution (P/N 106174) to each port.
• W hile adding liquid to the unit through the Descaler inlets; pour it in slowly so as to avoid
overflow.
8. When the au tomatic fill has ended, add an additional 1-gallon of water to each port.
9. Replace the c ap and let the unit stand for 1 hour.
10. At the end of 1 hour, set the ON/OFF switch to the OFF posit ion to blowdown the steamer. After
the 3-minute drain cycle completes turn the unit back ON. After the filling has stopped, add 1½
gallons of water to each port, and then tur n the unit OFF. This will drain any residue from the
water level control assembly.
11. After the steam er has completed draining, close the steamer door(s), set t he ON/OFF Switch to
the ON position. The unit will fill with water.
12. Se t the timers for 20 minutes, and turn them on (KE YPAD MODELS). The unit will come up to
normal operating temperature.
13. At th e end of 20 minutes of cooking, turn off the alarm (if necessary) and set the ON/OFF Switch
to the OFF position. The unit will go through a 3-minute drain cycle.
14. This is the final blowdown. The steamer is now ready for normal operation.
15. When done cleaning, rese t the descale indicator light timer to zero by pressing the “DESCA LE
REQUIRED” light rocker switches, and r esume normal operation.

Optional Weekly Cleaning Intervals

Follow same process as above, except add one quart of DISSO LVE® (Part No. 106174) instead of
one gallon to each generator.
Figure 6-1 Descaler inlets