INSTRUCTION MANUAL FOR MODELS MobileMAX II & MobileMAX III High Performance Mobile Evaporative Coolers 1. 2. 3. 4. 5. 6. 7.
Section 1 - SAFETY MobileMAX WARNING: The warnings and safety instructions in this manual MUST be followed to reduce the risk of fire, electric shock, or injury, and to provide reasonable safety and efficiency in using this cooler. The operator is responsible for following the warnings and instructions in this manual and on the cooler. Read the entire manual before using the cooler.
Section 1 - SAFETY & Section 2 - ASSEMBLY MobileMAX • Avoid dangerous situations. Do not use in the presence of flammable liquids or gases to avoid creating a fire or explosion and/or causing damage to this cooler. This column is intentionally left blank Removal & Replacement of Pad Frames Each pad frame is clipped into the cooler and is removable by use of a medium screwdriver inserted into slots at the base of the sides and levered downwards (see Fig. 1 ,page 4).
Section 4 - OPERATION & Section 5 - MAINTENANCE MobileMAX Location & Orientation When choosing a location for the cooler, maintain a safe distance from flame or other possible sources of ignition and ensure compliance with local regulations. Using your Cooler To operate effectively, evaporative air coolers always need to function on 100% fresh outside air.
Section 5 - MAINTENANCE MobileMAX • If the pads are reused they can be easily cleaned by squirting them with a hose. Do not use excess pressure. This may create holes in the pad. • Remove the pad from the pad frame , clean, and evenly redistribute the wood wool over the pad. Re-assemble the pad frame • Inspect the pump and check that it will freely rotate by hand. If it is jammed with salt build-up, then remove it and clean it thoroughly.
Section 5 - MAINTENANCE & Section 6 - REPLACEMENT PARTS MobileMAX Motor Pulley (Sheave) Adjustment Water Pump 4 Water pump replacement note: This cooler is equipped with special safety circuits which constantly monitor the condition of the water pump motor. Should a fault develop in the pump motor the power supply to the cooler will be automatically turned off and the cooler will not run. This adjustment is made with the cooler switched off. Never attempt this adjustment with the cooler operating.
Section 6 - REPLACEMENT PARTS MobileMAX Motor Connection (non Seeley motors) The new cooler is supplied with a special motor cord . If replacing motor, remove cord from old motor and connect to new motor as follows: green / green-yellow - to motor grounding screw black - high speed red / brown - low speed white / blue - common / neutral. WARNING: Take care to ensure correct connection of fan motor. Incorrect connection can create a risk of electric shock or fire. Replace the electrical connection cover.
Section 6 - REPLACEMENT PARTS MobileMAX Ensure all electrical connections are tight. Loose connections cause overheating which can result in machine malfunction or fires. The main junction box includes plug receptacles for the fire protection system, fan motor and water pump (see Fig. 14, page 15). Note: The cord to the fire protection system must be plugged in before the cooler will operate. Any attempt to tamper with, or disable the fire protection system will render the cooler inoperative.
Section 6- REPLACEMENT PARTS MobileMAX Exploded Diagrams Bearing 10 Drive System 38 40 42 39 17 18 20 19 21 23 22 28 9 33 34 DRIVE END 11 37 35 13 32 33 8 31 30 32 36 ILL835-B Unit 12 10
Section 6 - REPLACEMENT PARTS 1 PAN/TANK MobileMAX ITEM DESCRIPTION ITEM QTY DESCRIPTION QTY 1 PAN/TANK 1 30 FAN CENTRIFUGAL 1 2 LID 1 31 SHAFT (FAN) 1 3 PANEL FRONT 1 32 BEARING 2 4 PAD FRAME 3 33 MOUNT RESILIENT BEARING 2 5 PAD ASSEMBLY 3 34 MOUNT BEARING (NON DRIVE END) 1 6 WIRE ASSEMBLY 3 35 MOUNT BEARING (DRIVE END) 1 7 POST CORNER 4 36 LOCK BEARING (NON DRIVE END) 1 8 SCROLL L/H (MOTOR) 1 37 LOCK BEARING (DRIVE END) 1 9 SCROLL R/H 1 38 PULLEY
Section 7 - TROUBLESHOOTING MobileMAX This is a list of some common service problems, with probable causes and suggested remedies. PROBLEM PROBABLE CAUSE SUGGESTED REMEDY Inadequate cooling Insufficient fresh air. Insufficient air discharge openings or inadequate exhaust from area being cooled, causing high humidity and discomfort. Ensure cooler is located adjacent to a door or adequate fresh air supply.
Section 7 - TROUBLESHOOTING MobileMAX This is a list of some common service problems, with probable causes and suggested remedies. SUGGESTED REMEDY PROBLEM PROBABLE CAUSE Fan fails to start (cont.) Belt Slipping or wearing excessively Pump fails to operate Circuit breaker tripped or fuse blown. Reset circuit breaker or replace fuse. See procedure Section 1 Safety. Loose electrical connections. Check all electrical connections. Defective control switch. Replace. Motor burned out. Replace.
Section 7 - TROUBLE SHOOTING MobileMAX This is a list of some common service problems, with probable causes and suggested remedies. PROBABLE CAUSE SUGGESTED REMEDY PROBLEM Insufficient water in pan/tank. Refill water tank. Pump strainer blocked. Clean strainer. Blocked water tubing. Clean the tubing. Foreign material lodged in the "water spreader/s". Remove spreader/s and clean out foreign material. Fan out of balance due to dirt, etc. Clean fan. Cooler delivering more air than needed.
Appendix 1-AUTHORIZED FAN MOTORS & WATER PUMPS MobileMAX FACTORY WIRING (DO NOT DISTURB) TERMINAL BOX COOL FIELD WIRING HIGH SPEED LOW PUMP Join with wire nut inside box AIR GROUND/EARTH COMMON/NEUTRAL MOTOR CURRENT (AMP) TEST POINT USA MOBILE MAX WIRING DIAGRAM 2 SPEED SINGLE PHASE 115 VOLT (LINE VOLTAGE WIRED TO COOLER) ILL818-C MOTOR ILL822-B P HOT WIRE/LINE VOLTAGE GROUND/EARTH 13 COMMON/NEUTRAL FIRE PROTECTION SYSTEM 15 A M P 15 A M CIRCUIT BREAKERS SWITCH ISOLATING SWITCH PUMP 14 F
Appendix 2 - CHECK LIST MobileMAX Owners Name: DO NOT OPERATE COOLER UNTIL THE CHECKLIST BELOW HAS BEEN SATISFACTORILY COMPLETED Telephone: Address: Dealer: Belt tension and alignment correctly adjusted. Fan runs in correct direction at all speeds (clockwise when viewed from pulley side). Motor amps tested at high speed with vents and windows open. Amps input to motor recorded Installer: High _________amps Low _________amps Motor and pump are properly plugged into sockets.
