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0901082 Rev: D (08/08) 

Page 4 of 12 

INTRODUCTION 

Ultra Micro-Pro UMP-Series warewash systems provide the versatility of probe or probeless detergent control through 
advanced microprocessor design. With the capability of controlling up to two products, and the choice of liquid or dry 
detergent, virtually any warewash application can be accommodated. 

The UMP Series warewash control features simplicity and versatility. 

SLIDE SWITCH SETTINGS 

• 

Probe/Probeless  Switch:  Allows  you  to  select 
operation with or without a probe 

• 

Door/Conveyor  Switch:  Sets  alarm  delay  range  for 
probe  mode.  Sets  initial  charge  timing  range  for 
probeless mode. 

• 

Low/High  Range  Switch:  Used  if  operating  in  probe 
mode. Selects concentration ranges. 

• 

Low/High Audio Switch: Sets the alarm volume. 

• 

On/Off  Rinse  Limit  Switch:  When  on,  stops  the  rinse 
pump after 30 seconds. 

POTENTIOMETER SETTINGS 

• 

Concentration or Recharge Pot: In “probe mode” sets 
detergent concentration strength. In “probeless mode” 
sets  the  pump  time  necessary  to  recharge  the 
detergent concentration. 

• 

Alarm  Delay  or  Initial  Charge  Pot:  In  “probe  mode” 
sets  the  time  before  the  alarm  sounds  if  the  probe 
senses  low  detergent  concentration.  In  “probeless 
mode”  sets  the  pump  time  necessary  to  initially 
charge the detergent concentration. 

• 

Rinse Speed Pot: Adjust the speed at which the rinse 
pump runs. 

• 

Rinse  Delay  Pot:  Delays  the  rinse  pump  from 
0 to 14 seconds. 

CONCENTRATION OR RECHARGE 
 
ALARM DELAY OR INITIAL CHARGE 
 
RINSE SPEED 
 
RINSE DELAY 

Summary of Contents for Knight Ultra Micro-Pro UMP 100 Series

Page 1: ...Page 1 of 12 0901082 Rev D 08 08 Ultra Micro Pro UMP 100 200 Series Instruction Manual...

Page 2: ...s Pollution degree 2 Installation category 2 Altitude 2000 m Humidity 50 to 80 Electrical supply 120 208 or 240 Vac 50 60 Hz Indoor use statement Temperature 5 C to 40 C Statement advising that mains...

Page 3: ...Page 3 of 12 0901082 Rev D 08 08...

Page 4: ...Low High Range Switch Used if operating in probe mode Selects concentration ranges Low High Audio Switch Sets the alarm volume On Off Rinse Limit Switch When on stops the rinse pump after 30 seconds...

Page 5: ...the pump s squeeze tube PRESSURE SWITCH PLUMBING optional Install pressure switch kit Thread the male end of the tee fitting into the rinse line on the dishwasher and connect the poly tubing from the...

Page 6: ...rd See wiring diagram on page 10 DETERGENT POWER SIGNAL A detergent power signal is required to activate the detergent probe sensing or probeless initial charge Detergent power can be jumpered from ma...

Page 7: ...of the rinse pump 2 Adjust as needed to achieve the best sheeting action RINSE DELAY SETTING This feature delays the operation of the rinse pump for a programmed time once the rinse power signal is re...

Page 8: ...wash water concentration is not strong enough turn pot back full counter clockwise Switch to high range 4 Slowly adjust pot clockwise until detergent feed begins then stops Using chemical titration k...

Page 9: ...he initial charge amount 3 For all other types of machines the initial charge amount will be dispensed each time a detergent signal is applied 4 Adjust the charge potentiometer clockwise for the amoun...

Page 10: ...0901082 Rev D 08 08 Page 10 of 12 WIRING DIAGRAM...

Page 11: ...Page 11 of 12 0901082 Rev D 08 08 ASSEMBLY DIAGRAM...

Page 12: ...inspection Bearings and pump seals or rubber and synthetic rubber parts such as O rings diaphragms squeeze tubing and gaskets are considered expendable and are not covered under warranty Warranty doe...

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