Kärcher ARMADA BRC 40/22 C Manual Download Page 10 | Manualshive

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10

Vacuum motor removal procedure

Using a T-20 Torx driver remove the 4 screws holding the rear access panel onto the machine exposing the vacuum motor and
electronics.

Using a 1/4” ratchet with a 3/8 drive socket remove the 5 bolts holding the vacuum housing together, the 5th bolt is behind the
housing on a raised stand-off.

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Summary of Contents for ARMADA BRC 40/22 C

Page 1: ...1 ARMADA BRC 40 22 C...

Page 2: ...AMERICA 4555 Airport Way Denver CO 80239 Safety The BRC40 22 Armada uses 120VAC as a power source proper precautions must be used to prevent electrocution It is important to unplug the device when per...

Page 3: ...rd removal procedure 34 36 Miscellaneous repairs 37 Electrical troubleshooting explanation of the technology 38 39 Electrical schematic 40 Skeletal view with test points 41 Main control board 42 12 vo...

Page 4: ...si pump with reduced pressure to 50 psi In deep extraction the water is dispensed through all three jets one 001 jet and two 003 jets at 100 psi This is accomplished by the operators discretion using...

Page 5: ...5 Technical Specifications...

Page 6: ...6 Product Overview...

Page 7: ...7...

Page 8: ...ion 4 Deep extraction 5 Vacuum only 6 Accessory tool 7 Off When in mode 2 solution will come out of the center nozzle only When in mode 3 4 solution will come out of all 3 nozzles When in mode 1 5 6 s...

Page 9: ...tion wrenches Standard and metric ratcheting box end wrenches optional Standard and metric Hex keys Complete Torx driver set Complete plyers set including needle nose and channel lock plyers Diagonal...

Page 10: ...ove the 4 screws holding the rear access panel onto the machine exposing the vacuum motor and electronics Using a 1 4 ratchet with a 3 8 drive socket remove the 5 bolts holding the vacuum housing toge...

Page 11: ...rx driver remove the 3 screws holding the upper housing to the vacuum motor Using a 2 Philips screw driver remove the 2 screws holding the carbon brush cover on Inspect the lower vacuum housing and mo...

Page 12: ...iver push the tab on the brush holder to release the pin Once the pin is released you can remove the carbon brush 3 8 Inspect the carbon bush once it reaches 3 8 in length replace the brush If the bru...

Page 13: ...n towards the elbow and pull on the hose at the same time releasing it from the fitting Turn the lift the pump and turn it slightly upward then lift it out Remove the other hose from the pump When rei...

Page 14: ...to the pump outlet fitting Insure the hose is locked in place by pulling back on the hose The pump is properly installed when you can see the white pin in each of the rubber shock mounts If the pump i...

Page 15: ...ou Place the adjustment knob into position 1 and tip the machine on its back note the position of the cam Using a 10 mm sock et on a 1 4 drive ratchet remove the nut on the height ad justment screw Us...

Page 16: ...er and upper deck cover you must remove the pump per the pump removal procedure starting on page 13 With the screw access holes in the bottom of the pump housing exposed Rotate the head to align the s...

Page 17: ...be removed Using a T20 Torx driver remove the 4 screws holding the cover on Using a T20 Torx driver remove the 4 screws holding the brush drive housing and brush motor to the lower deck frame Disconn...

Page 18: ...g in the gear case fail the entire gear case must be replaced To remove the belt use a screw driver to work the belt out and the lower pulley then peel it off with your fingers If you need to replace...

Page 19: ...s use a flat screw driver to rotate the cap counter clockwise until it is out then remove the brush When the carbon brush wears to 3 8 inches it needs to be replaced If it is allowed to wear further d...

Page 20: ...move the single screw holding it in place With the finger guard released use a 3 8 wrench to remove the Ground wire from the guard Once the finger guard is removed release the water lines from the Joh...

Page 21: ...e solution system trouble shooting section and discovered the coils are bad it is easier to replace the coils than re plumb the entire valve assembly Using a metric 4 hex key Allen Wrench Remove the f...

Page 22: ...wrench remove the fittings from the valve Set the fittings aside to use on the replacement valve bodies Place the valve assembly into the upper brush deck taking care to align the plastic tabs with th...

Page 23: ...ed that a hole be drilled in the upper deck cover to align with the screws in the pivot mount Using the two plastic tabs as reference pace a mark at 5 8 front to back then a then intersect that line a...

Page 24: ...Remove the 8 screws holding the steer ing shaft to the tank Once the screws have been removed lower the head and shaft assembly to the table Rotate the head assembley to orient the brass pin horizonta...

Page 25: ...nap ring pliers to remove the snap ring then push the pin out of the pivot joint With the brass pin removed push the wrist pin out of the joint Collapse the two pieces of the remaining portion of the...

Page 26: ...snap ring On machines built with the waterproof harness this seal is not present Using a pair of snap ring pliers remove the snap ring separating the pivot from the mount There is a ball bearing in th...

Page 27: ...ing then pull it out To separate the pivot from the upper deck remove the 4 screws holding it on To remove the harness from the pivot disconnect the harness from the brush motor and solenoid valves Wo...

Page 28: ...pivot Once the snap ring is installed you should inspect it to make sure it is completely seated in the groove If the snap ring comes loose the scrub head will sag and dig into the carpet during use...

Page 29: ...aft removal process needs to be performed in order to remove the tower assembly see instructions on pages 23 28 Using the T 20 Torx driver remove the 5 screws towards the front of the tower Lay the ma...

Page 30: ...om the switch and the black line wire from the breaker Remove the ground wire from the ground stud on the control board panel Remove the retaining nut on the strain relief for the handle harness Remov...

Page 31: ...full If this is the case you will need to upgrade to the new one piece cover and gasket kit p n 8 641 726 0 The kit on Windsor service bulletin 16 WSB 07 includes the tank cover seal replacement scre...

Page 32: ...bench The control board contains two large capacitors that do not discharge when powered down the control board comes with the mounting plate to prevent accidental shock Remove all electrical connect...

Page 33: ...33 To remove the power supply from the controller assembly squeeze the 4 standoffs to release them...

Page 34: ...into to the floor Kickstand assembly replacement To remove the glide wheel use a screwdriver to slide the axel pin out Pull the axel pin out with a pair of needle nose pliers and remove the wheel Reve...

Page 35: ...d in pages 15 17 Using the T20 Torx driver to remove the spray shield from the lower deck Reverse the process to replace the shield To remove the bush motor baffle plate you will need to remove the br...

Page 36: ...om the upper according to the process described on pages 15 17 To replace a jet body remove the hose from the john guest fitting by pushing the green outer ring and holding it then push the hose in th...

Page 37: ...to protect the brush motor by lowering the amp draw threshold depending on the temperature of the motor Under normal use the motor will operate at 3 4 amps it can run up to 5 amps spiking at 8 howeve...

Page 38: ...38 Electrical schematic...

Page 39: ...39 Wire color code...

Page 40: ...40 Skeletal view with electrical test points This is the complete inner workings of an Armada the electrical test points are circles for identification...

Page 41: ...c motor line output Line in 6 pin connector from the deck assembly Blue deep extraction sole noid Orange interim solenoid Yellow pump output Violet thermistor input X2 Pickit programing port The main...

Page 42: ...42 12 volt power supply The 12 volt power supply provides power to the logics of the main controller 120 VAC line input 2 5 amp fuse 12 volt output to main controller...

Page 43: ...43 Solution system flow...

Page 44: ...AC figure 4 Yes Move to step 5 No Reset or replace the circuit breaker 5 With your volt meter set on AC voltage check for voltage on the output side of the switch is there 120 VAC figure 5 Yes Move to...

Page 45: ...thing will operate 1 With your volt meter set on AC voltage check for power o the accessory line input of the main controller is there 120 VAC figure 1a Yes Replace main controller No Replace or repai...

Page 46: ...DC figure 1b Yes Go to step 2 No Replace the main controller 2 You will need to separate the upper and lower deck as described on pages 15 17 With your volt meter set on DC voltage check for power at...

Page 47: ...5 VAC With your volt meter set on AC voltage and the main switch in a vacuum mode check for voltage at the vac motor connector in the harness is the output 35 VAC figure 1c Yes Test the motor wires fo...

Page 48: ...our volt meter set on AC voltage and the pump switch turned on with the main switch in a solution mode pull the yellow hand lever and check for voltage at the connector in the harness is there only 21...

Page 49: ...in controller place your negative test probe on the neutral lead of the main switch With your volt meter set on AC voltage operate the machine as de scribed in step 1 is there 120 VAC figure 1e Yes Mo...

Page 50: ...controller place your negative test probe on the neutral lead of the main switch With your volt meter set on AC voltage operate the machine as described in step 1 is there 120 VAC figure 1f Yes Move t...

Page 51: ...blinks 5X The brush motor is overheating allow motor to cool and raise the brush height to 1 or 2 Brush light blinks 6X The thermistor is disconnected or has failed 1 Open the rear panel and disconne...

Page 52: ...52 Figure 1g Figure 2g...

Page 53: ...53 Product enhancements In December 2016 starting with serial number 10080600000744 the vac shoe alignment plate was change to prevent binding and breakage of the vac shoe mounting bracket...

Page 54: ...grease Permatex recommended Scissors Wrap a piece of electrical tape around the windows on the sides of the 3 pin and 9 pin connectors Fill the wire side of the taped 3 pin connector with dielectric...

Page 55: ...grease until the grease is level with the end of the con nector Wrap the 3 pin connector and wires with electrical tape until the grease on the wire end is fully enclosed by the tape Note Tightly wrap...

Page 56: ...ielectric grease paying close attention to make sure the grease completely covers the area between the wires and connector Fill the cavity of the pin side of the 9 pin connector with dielectric grease...

Page 57: ...57...

Page 58: ...58...

Page 59: ...59...

Page 60: ...60 New waterproof wiring harness Starting with s n 10080600001129 a new waterproof wiring harness was introduced to prevent corrosion of the electrical con nections and errant fault codes...

Page 61: ...61 New material to strengthen the vac shoe mount...

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