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Scotsman DD40, Service Manual

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Scotsman DD40 Service Manual Download Page 14

DD40  REMOVAL AND REPLACEMENT

/////////////////////WARNING////////////////////////////
Disconnect Electrical Power before
beginning work on the machine.
////////////////////////////////////////////////////////////////////
Ice Thickness Thermostat:
1. Unplug machine from the power source.
2. Remove the cover.
3. Remove the thermostat cover.
4. Pull bulb and capillary line out of bulb
well.
5. Disconnect wires from thermostat.
6. Remove screws holding body to frame,
remove thermostat from ice bank.
7. Reverse to reassemble.

Agitator Motor:
1. Unplug machine from power source.
2. Remove cover.
3. Disconnect wires from motor at junction
plug.
4. Remove two screws, and pull motor up
and out of the ice bank.
5. Reverse to reassemble.

Soda Valve:
1. Switch off Carbonator
2. Turn off Water.
3. Unplug ice bank.

4. Turn off CO2, and at a working valve,
dispense until syrup/water stops.
5. At the valve to be removed:
Remove two screws, pull valve cover up
and off
Move metal lever found in valve up.
Pull valve body out of the mounting block.
Disconnect electrical wires at the junction
plug.
6. After repair or replacement of the valve,
reverse to reassemble.

Refrigeration Chassis:
1. The refrigeration section of the DD40
can be removed from the soda lines,
valves and main body. This is useful when
taking it to the shop for repair or cleaning.
A. Disconnect electrical power.
B. Remove cover.
C. Unplug refrigeration power from the
connection at the right front of the unit.
D. Unplug the low voltage (transformer to
soda valves) connection at the junction
plug at the right front of the machine.
E. Remove 4 screws holding the chassis to
the base.
F. Lift up and remove chassis.
2. After repair or cleaning, reverse to
reassemble.

BRAIDED TUBING INSTALLATION
When installing the braided tubing using
the kit KINSDD, note that the kit contains
two types of clamps; oetiker an ferrule. 
If using the oetiker clamps, a pincer
specifically designed for this is
recommended.

When using the ferrule type, the use of a
special crimp tool is mandatory.
Instructions are porvided with the tool. 
Die set No. 47 works well with the ferrule
and tubing provided with the kit.

KETIKER PINCER

FERRULE CRIMP TOOL

February, 1988

Page 13

Summary of Contents for DD40

Page 1: ...bank with 6 electric post mix soda valves Table of Contents General Information Page 1 Installation Page 2 Soda Line Schematic Page 4 Optional Kit Installation Page 5 Start Up Page 6 For the Operator Page 7 Adjustments Page 9 Sanitizing Page 10 Service Diagnosis Page 11 Removal and Replacement Page 13 Booth Valve Page 14 Carbonator Service Page 15 Service Parts Lists and Wiring Diagrams are in the...

Page 2: ...e use of parts and or other components not specifically approved by Scotsman Scotsman reserves the right to make design changes and or improvements at any time Specifications and designs are subject to change without notice MODEL DD40P 6B 1A DD40S 6B 1A DIMENSIONS H X W X D 26 5 X 18 5 X 26 5 SAME ELECTRCIAL 115 60 1 7 AMPS SAME ICE BANK 40 LB SAME COMPRESSOR H P 1 3 SAME RECOVERY 750 F 3 5 HOUR S...

Page 3: ...alant Dow Corning 731 Scotsman part number 19 0529 01 or the equivalent With the unit located on the counter as desired A Tilt or lift the unit to expose the bottom flanges of the base frame B Apply the sealant to cover the bottom flanges of the base frame C Return the unit to the desired position on the countertop D Add sealant around the base frame and countertop to provide a seal with a radius ...

Page 4: ...ied from building source to carbonator Connect syrup lines to dispenser and install disconnect sockets 6 Connect primary CO2 regulator to CO2 tank Secure secondary regulators to wall or other stationary surface 7 Connect CO2 line between outlet of primary regulator and inlet of secondary regulators 8 Connect CO2 lines between outlets of secondary regulators and syrup tanks INSTALL DISCONNECT SOCKE...

Page 5: ...ysrup Tank CO 2 Tank CO 2 Regulator Syrup Reg Diet Reg Carbonator Tank Carbonato re Water CO 2 In Carbonator Pump Water Filter Hand Valve Water Supply Fresh Water Inlet Loop Refrigeration Unit Agitator Motor Carbonated Water Manifold Soda Schematic DD40 February 1988 Page 4 ...

Page 6: ...fety If local codes require hard wiring follow these steps REMOVE Cord plug from 115 volt outlet Wiring compartment cover from motor Wire nut from power supply wire quick disconnect terminal from motor terminal and ground wire fastener Cord from motor INSTALL Appropriate bushing into conduit hole in motor Permanent wiring to motor through bushing into wiring compartment One conductor to switch cor...

Page 7: ...CO2 gas pressure from the carbonator once or twice while filling by pulling up on pressure relief valve on the top of the carbonator 10 Actuate each valve until both water and syrup flow 11 Check each valve for proper adjustment Flow rate per valve should be 1 25 oz per second of carbonated water and 25 oz per second syrup for standard valves For a fast flow valve flow rate should be 2 5 oz per se...

Page 8: ...and should be changed 1 Fully close clockwise CO2 cylinder valve 2 Slowly loosen CO2 regulator assembly coupling nut allowing CO2 pressure to escape then remove regulator assembly from CO2 cylinder 3 Unfasten safety chain and remove empty CO2 cylinder WARNING To avoid personal injury and or property damage always secure CO2 cylinder with a safety chain to prevent it from falling over Should the va...

Page 9: ...place on the valve Clean the condenser twice per year 1 Disconnect electrical power 2 Remove one screw and the cover 3 Remove condenser filter and clean it with water 4 Inspect condenser fins if light cannot be seen through the fins the condenser needs to be cleaned by either vacuum compressed air or coil cleaner Do Not use a wire brush 5 Replace the filter and the cover 6 Reconnect the electrical...

Page 10: ...ar section This will let the front and rear section seperate and expose the ring actuators The ring actuators are reversable and interchangeable When either reversing or replaceing them place the rings of the actuators into the groves and align the stainless steel lever of the actuator with the center of the notch in the front section Replace the rear section be sure that the ring actuators seat i...

Page 11: ...roduct tank Wash sockets in warm potable water connect sockets to tank containing sanitizing solution 2 Open dispensing valve to allow sanitizing solution to push syrup out of product line cooling coil and valve Continue drawing until sanitzing solution has purged all syrup from system and then close valve 3 Allow sanitizing solution to remain in system for ten 10 minutes 4 To remove sanitizing so...

Page 12: ...rbonated water lever to make carbonator pump cycle on 3 Water oil or dirt in the CO2 supply 3 Remove contaminated CO2 Clean CO2 system lines regulators etc using a mild detergent Install a clean CO2 supply Dispensed product produces foam as it leaves dispensing valve 1 No ice in ice bank 1 Check if overusing if not refrigeration system may have a dirty condenser If the condenser is clean and the a...

Page 13: ...2 regulator 4 Inoperable dispensing valve 4 Repair dispensing valve 5 Dispensing valve syrup flow regulator not properly adjusted 5 Adjust dispensing valve 6 Dispensing valve syrup tank quick disconnects or syrup lines restricted 6 Sanitize syrup system Only Syrup Dispensed 1 Plain water inlet supply line shutoff valve closed 1 Open plain water inlet supply line shutoff valve 2 Carbonator power co...

Page 14: ... the junction plug 6 After repair or replacement of the valve reverse to reassemble Refrigeration Chassis 1 The refrigeration section of the DD40 can be removed from the soda lines valves and main body This is useful when taking it to the shop for repair or cleaning A Disconnect electrical power B Remove cover C Unplug refrigeration power from the connection at the right front of the unit D Unplug...

Page 15: ...UATOR SOLENOID LEAD MICRO SWITCH VALVE COVER RELEASE ACTUATOR QUICK DISCONNECTRELEASE VALVE NIPPLE QUICK DISCONNECT SECTION RETAINING ROD REAR SECTION BODY RING ACTUATOR COVER PLATE BOTTOM SPOUT SPOUT INSERT FRONT BODY SECTION CARB WATER ACTUATOR PISTON DD40 BOOTH VALVE February 1988 Page 14 ...

Page 16: ...onator may now be removed and replaced including Float Control disconnect wires at the motor and remove three screws from the collar at the top of the carbonator tank pull float control up and out Check Valves unscrew selected valve from tank Carbonator pump no internal service parts remove and replace Carbonator motor no internal service parts remove and replace 6 Reverse steps of removal to reas...

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