Hoshizaki DL-1HTF User manual

DL-1HTF
L1W031102 (070116)
LIQUID DISPENSER
INSTRUCTION MANUAL
3-16 Minamiyakata, Sakae, Toyoake, Aichi 470-1194 Japan
FOR END USER

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NOTES TO USERS
* Thank you for purchasing HOSHIZAKI’s dispenser.
* Before operating this dispenser, you should rst thoroughly read this manual.
* Please keep this manual for later reference.
CONTENTS PAGE
1. CONSTRUCTION ------------------------------------------------------------------------------------------ 1
[a] GENERAL----------------------------------------------------------------------------------------------- 1
[b] DISPENSE BUTTON--------------------------------------------------------------------------------- 2
[c] TEMPERATURE DISPLAY/SETTING PANEL ------------------------------------------------- 3
[d] ACCESSORIES---------------------------------------------------------------------------------------- 3
2. INSTALLATION --------------------------------------------------------------------------------------------- 4
[a] CHECKS AFTER INSTALLATION ---------------------------------------------------------------- 4
[b] AMBIENT TEMPERATURE------------------------------------------------------------------------- 4
[c] WATER PRESSURE --------------------------------------------------------------------------------- 4
[d] POWER SUPPLY ------------------------------------------------------------------------------------- 4
[e] CLEANING AND INSPECTION-------------------------------------------------------------------- 4
3. CHECKS BEFORE OPERATION ---------------------------------------------------------------------- 5
[a] DISPENSER-------------------------------------------------------------------------------------------- 5
[b] PREMIX PACKAGE ---------------------------------------------------------------------------------- 5
4. OPERATION------------------------------------------------------------------------------------------------- 5
[a] START UP----------------------------------------------------------------------------------------------- 7
[b] DISPENSING------------------------------------------------------------------------------------------- 7
[c] REPLACING PREMIX PACKAGE ---------------------------------------------------------------- 7
[d] SHUT DOWN------------------------------------------------------------------------------------------- 7
5. MAINTENANCE AND INSPECTION ------------------------------------------------------------------ 8
[a] DISPENSING NOZZLE ------------------------------------------------------------------------------ 9
[b] FRONT PANEL ---------------------------------------------------------------------------------------- 9
[c] DRIP PAN, GRILLE ----------------------------------------------------------------------------------- 9
[d] SUCTION PUMP -------------------------------------------------------------------------------------10
[e] LABEL, FRONT COVER, SIDE PANEL --------------------------------------------------------12
[f] EARTH LEAKAGE CIRCUIT BREAKER--------------------------------------------------------12
[g] WIRES --------------------------------------------------------------------------------------------------12
[h] WATER SUPPLY AND DRAIN CONNECTIONS ---------------------------------------------12
[i] ATTACHMENT PLUG --------------------------------------------------------------------------------13
[j] SUBFREEZING TEMPERATURES --------------------------------------------------------------13

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6. CHECKS AND ADJUSTMENTS-----------------------------------------------------------------------14
[a] JOINT TAP ---------------------------------------------------------------------------------------------14
[b] HANGER -----------------------------------------------------------------------------------------------14
[c] PREMIX PACKAGE----------------------------------------------------------------------------------15
[d] ADJUSTMENTS --------------------------------------------------------------------------------------16
7. TROUBLE SHOOTING ----------------------------------------------------------------------------------18
[a] TROUBLES WITH ERROR CODE INDICATION --------------------------------------------18
[b] TROUBLES WITHOUT ERROR CODE INDICATION --------------------------------------19
[c] PERIODIC REPLACEMENT ----------------------------------------------------------------------20
8. LONG STORAGE, RELOCATION, DISPOSAL, TRANSFER----------------------------------20

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1. CONSTRUCTION
[a] GENERAL
[1] Screen
The remaining premix level can be checked.
[2] Dispense Button
See “[b] DISPENSE BUTTON”.
[3] Dispensing Nozzle
Dilutes premix with hot water and dispenses product.
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
[12]
[13]
[14]
[15]

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[4] Drip Pan
Receives spilled product.
* Clean up spills as soon as possible.
[5] Exhaust Opening
Exhausts hot air to control interior temperature.
[6] Front Cover
[7] Front Panel
[8] Power Cord
[9] Accessories
Include impellers, multi tube, reducer, joint and extra O-rings.
[10] Temperature Display/Setting Panel
See “[c] TEMPERATURE DISPLAY/SETTING PANEL”.
[11] Suction Pump
Draws premix from its package into the dispensing nozzle.
[12] Hanger
Hangs a premix package.
[13] Hot Water Tank (inside)
Heats water and keeps it hot.
[14] Power Switch (Earth Leakage Circuit Breaker)
See “5. [f] EARTH LEAKAGE CIRCUIT BREAKER”.
[15] Drain Valve
Drains water from the hot water tank.
[b] DISPENSE BUTTON
Press the dispense button once to dispense one cup
of product. The dispense lamp ashes while product
is being dispensed and stays on when product is
available in the optimum temperature range.

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[c] TEMPERATURE DISPLAY/SETTING PANEL
[1] Water Level Display
Indicates the hot water tank level in ve scales F (full) > H > C > L > E (empty).
[2] Temperature Display
Indicates the hot water tank temperature.
[3] Up/Down Button
Increases or decreases the set point.
[4] Ready Lamp
Lights up to indicate that product can be dispensed.
[5] Set Button
Use to change the settings.
[d] ACCESSORIES
Instruction Manual x 1 Installation Manual x 1 Maintenance Sheet x 1
Extra O-ring (S38) x 2 Extra O-ring (P10) x 3 Brush x 1
Elbow x 1 Joint Tap x 1 Nut (H) x 1
Screw x 3 Multi Tube x 2 Impeller x 2
Scale Guard x 1 Gasket x 1 Reducer x 1
Joint x 1 POP Rail x 2 POP Cover x 1
[1]
[2]
[3]
[4]
[5]

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2. INSTALLATION
WARNING
To prevent possible water leak, electric shock or re, the installation must be
carried out by qualied personnel.
[a] CHECKS AFTER INSTALLATION
* In the presence of the installer, check for proper installation according to the installation
manual provided.
* Receive the installation manual from the installer, and keep it for later reference.
[b] AMBIENT TEMPERATURE
Ambient temperature should be within 5 to 35°C. Operation of the unit for extended periods
outside of this normal temperature range may affect performance.
CAUTION
To avoid the risk of corrosion, clogging and health problems, be sure to use tap
water with a turbidity level of not more than 2.
[c] WATER PRESSURE
CAUTION
To prevent water leaks resulting in damage to the surrounding property, keep
the water supply pressure within 0.05 to 0.78 MPa.
[d] POWER SUPPLY
Power supply voltage: 220V AC Voltage variation: 207 - 233V
Power supply capacity: 1.2 kVA
[e] CLEANING AND INSPECTION
* The product circuit has been cleaned before shipping. But clean it again before starting
up the unit, and check for proper installation of each part. See “5. MAINTENANCE AND
INSPECTION”.
* Check the wiring and piping before starting up the unit. See “5. MAINTENANCE AND
INSPECTION”.

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3. CHECKS BEFORE OPERATION (DAILY)
CAUTION
1. To prevent possible health problems, wash your hands before operation or
maintenance of the unit.
2. Always use a food grade neutral detergent for cleaning.
3. To keep the oor clean, do not leave water or product in the drip pan until it
overows.
4. Always use a food grade ethyl alcohol (70 - 75%) for disinfection. Do not use
it for any other purposes. Keep it away from children.
[a] DISPENSER
* Check that the product circuit has been cleaned after closing time and that each part is
properly installed in place. See “5. MAINTENANCE AND INSPECTION”.
* Check that the water supply line shut-off valve is open.
[b] PREMIX PACKAGE
CAUTION
To prevent possible food poisoning, do not use expired premix.
* Check the remaining premix level by the screen on the front cover.
* If necessary, replace the premix package according to “6. [c] PREMIX PACKAGE”.
* Check that the joint tap connected to the premix package is open (lever is vertical).
4. OPERATION
WARNING
1. To prevent electric shock, do not touch the attachment plug, power switch, or
other electrical parts with damp hands.
2. If the earth leakage circuit breaker turns off, contact an authorized Hoshizaki
service company. To prevent electric shock or re, do not turn it back on.

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3. In case of trouble, turn off the power switch and unplug the unit or disconnect
the main power supply, and immediately contact an authorized Hoshizaki
service company. To prevent possible electric shock or re, do not keep the
unit in operation.
4. In case of a gas leak, turn off the gas and ventilate the room. To avoid the risk
of ignition and explosion, do not unplug the unit.
5. Do not put your hand or face under the dispensing nozzle while product
is being dispensed. Hot water exceeding 80°C comes out and may cause
burns.
6. This unit is not suitable for use by unsupervised children or within reach of
young children, which may result in burns, electric shock or injuries.
7. Do not tilt, shake, or carry the unit with hot water inside. Hot water may ow
out and cause burns.
CAUTION
1. Do not put heavy things or water containing vessels on the unit. They could
fall off and cause injury, or spilled water may degrade the electrical insulation
and increase the risk of electric leak.
2. Do not block the air outlet on the top of the unit. This may cause poor heat
radiation and result in failure.
3. Do not place a cooking stove or other thermal appliances on or around the
unit. Heat may melt the plastic parts.
4. This unit is intended for use with potable products only. Any other use may
result in failure or health problems.
5. Do not use combustible spray or place volatile and ammable substances
near the unit. They could catch re from a spark of a switch or the like.
6. In case of low water, turn off the power switch and close the water supply line
shut-off valve, or rusty water may come out when water supply is resumed.
IMPORTANT
1. Do not operate the unit with the power cord or attachment plug damaged or
loosely connected.
2. Do not push the attachment plug with the rear of the unit.

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[a] START UP
1) Open the front cover, and turn on the power switch on the front panel. Water starts to be
supplied into the hot water tank.
2) When the hot water tank lls up and water boils, the ready lamp and dispense lamp light
up to indicate that product can be dispensed.
IMPORTANT
Product cannot be dispensed while the ready lamp is off, because hot water has
not reached the proper level or temperature.
[b] DISPENSING
1) Check that the dispense lamp stays on.
2) Place a cup on the grille under the dispensing nozzle.
3) Press the dispense button.
4) The dispense lamp ashes, and the dispensing nozzle dispenses product.
5) When the dispensing nozzle stops dispensing, the dispense lamp stays on. Then,
remove the cup.
[c] REPLACING PREMIX PACKAGE
When the premix package gets empty, replace it with a new package. See “6. [c] PREMIX
PACKAGE” for details.
[d] SHUT DOWN
1) Open the front cover, and turn off the power switch on the front panel.
2) Remove the drip pan and grille. See “5. MAINTENANCE AND INSPECTION” for details.
3) Move the drain lever to the open position to drain the hot water
tank.
4) Drain the hot water tank for 10 seconds every day to keep the
tank interior clean. To completely drain out the tank, keep the
drain lever open for 10 minutes.
5) Move the drain lever to the closed position. Fit the drip pan and grille.
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