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Heatcraft Bohn PRO3, Installation And Operation Manual, Page: 36 / 36

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Heatcraft Bohn PRO3 Installation And Operation Manual Download Page 36

Since product improvement is a continuing effort, we reserve the right to make changes in specifications without notice.

BN-H-IM-81E-0220 | Version 001

©2020 Heatcraft Refrigeration Products LLC

2175 West Park Place Blvd.

Stone Mountain, GA 30087

Phone: 800.537.7775 · Fax: 770.465.5900

heatcraftrpd.com

Summary of Contents for Bohn PRO3

Page 1: ...BN H IM 81E FEBRUARY 2020 Part 25002301 PRO3 TOP MOUNT PACKAGED REFRIGERATION SYSTEM Installation and Operations Manual For Indoor Applications ...

Page 2: ...nary Configurations 12 Keypad Functions 13 Temperature Display 13 Temperature Control 14 Rapid Parameter Set Selection 14 Alarms and Signals Table 15 Main Signals and Alarms Data Error 16 Modifying and Setting Default Parameters Troubleshooting 17 Device Set up 18 Replacement Parts 20 Electrical Wiring Diagrams 21 21 Electric Defrost Systems Single Phase P1 Cabinet 22 Air Defrost Systems Single Ph...

Page 3: ... 42 106 7 cm 38 25 97 15 cm 19 48 3 cm 20 50 8cm 24 75 62 87 cm 4 10 16 cm 52 132 cm FIGURE 3 C CABINET DESIGN 25 X38 5 PANEL OPENING REQUIRED FOR EVAPORATOR SECTION OF C CABINET SIZES WITH WEATHERHOOD 47 3 120 14 cm 25 5 64 77 cm ON OUTDOOR MODELS WITH WEATHERHOOD Figure A P1 Cabinet Design indoor only 14 25 x 20 75 panel opening required for evaporator section of P cabinet sizes 21 5 54 61 cm on...

Page 4: ...ation Improper installation can damage the unit and will void the warranty PRO3 penthouse style packaged units are designed for indoor use only in ambient temperatures of S0 F to 100 F The unit cabinet is not approved for weather tight applications Another important consideration is that the unit should be mounted away from noise sensitive spaces and must have adequate support to avoid vibration a...

Page 5: ... section placement which must be followed are 1 Ensure that the structural integrity of the box can withstand the weight of the top mounted equipment 2 The air pattern must cover the entire room 3 NEVER locate the evaporator section over doors 4 Location of aisles racks etc must be known 5 Never remove or unlock any panel cam locks to install top mounted equipment The size and shape of the storage...

Page 6: ...igns of damage 4 Any shortage or damages should be immediately reported to the delivering carrier 5 Damaged material becomes the delivering carrier s responsibility and should not be returned to the manufacturer unless prior approval is given to do so 6 When unpacking the system care should be taken to prevent damage 7 Avoid removing the shipping base until the unit has been moved to the final des...

Page 7: ...4 Check unit for proper operation 15 To change defaults as a group follow steps mentioned in the next section CHANGING THE EZY To change defaults as a group follow these steps 1 Press Set button and hold in until the display flashes PS 2 Press the Set Button and the display will change to 0 and will begin to flash 3 Press the up button until 22 is displayed 4 Press the Set button 5 Press the down ...

Page 8: ...FF depress the button and hold for three seconds On Automatic Defrost on start up Off Off Off On If coil temperature is below 65 F If it is above defrost is not initiated Drip Time and Freeze Time are ignored On Defrost Sensor reaches 65 F and defrost is terminated Off Off Off Off On Cooling cycle initiated Drip Time Off Off Off Off System Timer Begins 2 min drip time On Drip Time of 2 minutes end...

Page 9: ...ed Off Off Off Off On Cooling Cycle initiated Drip Time Off Off Off Off System Timer Begins 2 min drip time On Drip Time of 2 minutes ends On On On Off Compressor and evaporator fans start On Box Temperature 33 9 F is satisfied Off Off On Off On Box temperature rises to 36 F On On On Off 2 F Differential Minimum Compressor Off Time is 4 minutes On Defrost Initiated manually or 6 hour counter Off O...

Page 10: ...the drilling template If necessary unscrew the two screws Do not unscrew excessively the screws must not be detached from the front panel phase 1 Insert the instrument in the opening in the panel and hold it in position by the centre of the front panel phase 1 Using the screwdriver tighten the bottom screw 90 the catch must come out of its slot and click onto the panel then tighten until the front...

Page 11: ...digital input signal cables from the cables carrying inductive loads and power cables to avoid possible electromagnetic disturbance Never lay power cables including the electrical cables and probe signal cables in the same conduits Do not install the probe cables in the immediate vicinity of power devices contactors circuit breakers or similar Reduce the path of the probe and sensor cables as much...

Page 12: ...tion AH high temperature alarm threshold deviation KEYPADS PRELIMINARY CONFIGURATIONS Once the electrical connections have been completed simply power up the controller to make it operative Heatcraft recommends that you check the parameters listed FUNCTIONS AVAILABLE FROM KEYPAD ON AND OFF Switching the instrument ON press UP for more than 3 s when pressing the button the display shows ON Switchin...

Page 13: ...tion input analogue or digital Parameter 4 selects the probe shown on the display all the other display and control modes remain unchanged IMPORTANT the easy compact models can display up to 2 probes 5 SELECT C F Defines the unit of measure used for temperature control 5 0 to work in C 5 1 to work in F WARNING When changing from one unit of measure to the other all the values of the temperature pa...

Page 14: ...ngs turn the controller off and on again while holding DOWN and SET until the display shows CF Use this procedure with extreme car as it may compromise the fundamental control settings EZY 0 brings no change Pressing the SET button mutes the buzzer while the code displayed and the alarm relay only go off when the causes of the alarm have been resolved The alarm codes are shown in the able below Al...

Page 15: ... The alarm is automatically reset when the temperature returns within the set limits see parameter AL HI FLASHING High temperature alarm The probe has measured a temperature higher than the set point by a value that exceeds parameter AH Check parameters AH Ad and A0 The alarm is automatically reset when the temperature returns within the set limits see parameter AH EE DISPLAYED DURING OPERATION OR...

Page 16: ...scroll the numbers until displaying 22 password to access the parameters Press the SET button to confirm the password Use the UP and DOWN buttons to scroll the parameters The LED corresponding to the category of parameters will be on see Table below Press SET to display the value associated with the parameter increase or decrease the value using the UP or DOWN button respectively Press SET to temp...

Page 17: ...the high temperature alarm is shown after a defrost the alarm delay after defrost is too short or the alarm threshold is too low parameters d8 and AH the display remains frozen even after the defrost the ambient temperature has not yet reached the set point or alternatively the time d8 has not elapsed wait or reduce d8 after modifying a parameter the controller continues working with the old value...

Page 18: ...ost temperature set point 50 127 65 dP Maximum defrost duration ALARM_ED 1 199 60 d4 Defrost on power up 0 1 1 dd Dripping time 0 15 2 F0 Enable evaporator fan control 0 1 0 F2 Stop evaporator fan if compressor off 0 1 0 F3 Evaporator fan status during defrost 0 1 1 Fd Post dripping time 0 15 0 St Set point 0 50 38 r1 Minimum set point value 50 50 0 r2 Maximum set point value 0 150 50 c2 Minimum c...

Page 19: ...er superheat 4 Condensing temperature too low 4 Check ambient temperature 50 F to 100 F Compressor thermal protector switch open 1 Operating beyond design conditions 1 Add equipment so that conditions are within allowable limits 2 Dirty condenser coil 2 Clean coil 3 Overcharged system 3 Reduce charge Fan s will not operate 1 Main switch open 1 Close switch 2 Blown fuses 2 Replace fuses Check for s...

Page 20: ...751901 24712101 4312F 4313F 4313F Fan Pressure Control N A N A 28917302 28917302 28917302 Fan Temp Control N A N A N A 5521R 5521R Drain Line Heater N A N A 24753401 24753401 24753401 Drain Line Heater T stat N A N A 28917401 28917401 28917401 Weatherhood N A N A 59332801 50087601 50087601 REPLACEMENT PARTS www interlinkparts com 800 686 7278 Right source Right parts Right now InterLink is your li...

Page 21: ...ED SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH 5 SR 2 1 1 2 RC 3 3 C S R COMPRESSOR SC 115V 1ø 60HZ BLACK BLACK T2 L2 CC T1 L1 PLUG IN CONNECTOR WHITE BLACK GND YEL...

Page 22: ...CTORS ONLY NOT FACTORY WIRING FIELD WIRING WHEN PLUG PROVIDED SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH 5 SR 2 1 1 2 RC 3 3 C S R COMPRESSOR SC 115V 1ø 60HZ BLACK...

Page 23: ...TCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH SC COMPRESSOR R S C 3 RC 2 1 1 2 5 SR YELLOW 208 230V 1ø 60HZ BLUE RED T2 L2 CC T1 L1 WHITE BLACK PLUG IN CONNECTOR WHITE RED BLACK GND BLACK BLUE BLACK CC HL W...

Page 24: ...ELD WIRING WHEN PLUG PROVIDED SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH BLACK BLACK T2 L2 CC T1 L1 WHITE BLACK PLUG IN CONNECTOR WHITE RED BLACK GND BLUE CC BLUE ...

Page 25: ...CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH BLACK BLACK T2 L2 CC T1 L1 WHITE BLACK PLUG IN CONNECTOR WHITE RED BLACK GND BLUE CC BLUE SW RED YELLOW ORANGE YELLOW YELLOW BLAC...

Page 26: ...SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH COMPRESSOR R S C 3 RC 1 2 YELLOW BLACK 208 230V 1ø 60HZ BLUE RED T2 L2 CC T1 L1 WHITE BLACK PLUG IN CONNECTOR WHITE RED ...

Page 27: ...OR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH COMPRESSOR R S C 3 RC 1 2 YELLOW BLACK 208 230V 1ø 60HZ BLUE RED T2 L2 CC T1 L1 WHITE BLACK PLUG IN CONNECTOR WHITE RED BLACK GND BLUE C...

Page 28: ... CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH COMPRESSOR R S C 3 RC 1 2 YELLOW BLACK 208 230V 1ø 60HZ BLUE RED T2 L2 CC T1 L1 WHITE BLACK WHITE BLACK PLUG IN CONNECTOR WHITE ...

Page 29: ...IGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH COMPRESSOR R S C 3 RC 1 2 YELLOW BLACK 208 230V 1ø 60HZ BLUE RED T2 L2 CC T1 L1 WHITE BLACK WHITE BLACK PLUG IN CONNECTOR WHITE RED BLACK GND BL...

Page 30: ...N PLUG PROVIDED SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH BLACK BLUE BLACK CC HL WHITE BLUE BLUE SW DH RED YELLOW ORANGE YELLOW YELLOW BLACK BLUE YELLOW YELLOW BL...

Page 31: ...SC START CAPACITOR HPS HIGH PRESSURE SWITCH PRIMARY SINGLE PHASE PROTECTION PROVIDED PRIMARY SINGLE PHASE PROTECTION PROVIDED CCH CRANKCASE HEATER PFC PRESSURE FAN CYCLE SWITCH DLT DRAIN LINE THERMOSTAT DLH DRAIN LINE HEATER TFC TEMPERATURE FAN CYCLE SWITCH WN WIRE NUT SW SWITCH BLUE CC BLUE SW RED YELLOW ORANGE YELLOW YELLOW BLACK BLUE YELLOW BLACK BLACK R1 A B ORANGE BROWN TB1 BLACK BLACK CFM WH...

Page 32: ...of fitness for any particular purpose or of any other nature whatsoever with respect to products manufactured or sold by Heatcraft Refrigeration Products LLC hereunder except as specifically set forth above and on the face hereof It is expressly understood and agreed that Heatcraft Refrigeration Products LLC shall not be liable to buyer or any customer of Buyer for direct or indirect special incid...

Page 33: ...33 NOTES ...

Page 34: ...P R O 3 T O P M O U N T PAC K AG E D R E F R I G E R AT I O N S Y S T E M 34 NOTES ...

Page 35: ...35 NOTES ...

Page 36: ...ort we reserve the right to make changes in specifications without notice BN H IM 81E 0220 Version 001 2020 Heatcraft Refrigeration Products LLC 2175 West Park Place Blvd Stone Mountain GA 30087 Phone 800 537 7775 Fax 770 465 5900 heatcraftrpd com ...

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