QEO Multi-Pointer Service Manual Download Page 24

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Multi-Pointer

Service Manual

Page 24 of 26

9 Solutions to Usual Malfunctions

No.

Phenomena

Causes

Solutions

Unable to start
(no laser, no
power indicator
light, no beyond
level-range
alarm)

Low voltage
Power disconnection

Switch is broken
Main board is broken

Replace battery (3 AA)
Shutting together the guide line
or replace the battery case
Replace it.
Replace it.

No indicator
light

Indicator light is broken.
Main board is broken.

Replace it.
Replace it.

No laser

Hairspring is cut.
Laser source is broken.
Main board is broken.

Replace it.
Replace it.
Replace it.

No sound for
beyond level-
range

Buzzer is broken.
Main board is broken.

Replace it.
Replace it.

No alarm for
beyond level-
range

Main board is broken.

Replace it.

10 Spare Part List

If you need a spare part list and prizes please ask for the specified “Spare Part Prize” list.

Summary of Contents for Multi-Pointer

Page 1: ...Multi Pointer 5 Point Laser Service Manual ...

Page 2: ...8 4 2 Main part Disassembly 9 4 3 Core part Disassembly 10 4 4 Baseboard part Disassembly 12 4 5 Base part Disassembly 13 4 6 House part Disassembly 14 5 Instrument Assembly 16 6 Circuit Connection Drawings 17 7 Accuracy Check and Adjustment 18 7 1 Set up the reference 18 7 2 Accuracy Check 19 7 3 Accuracy Adjustment 20 8 Alarm adjustment 23 9 Solutions to Usual Malfunctions 24 10 Spare Part List ...

Page 3: ...Multi Pointer Service Manual Page 3 of 26 1 Service Manual Changes documentation No of change Description of change Date of change ...

Page 4: ...rument away from children Do not use instrument in explosive environment Specific reasons for erroneous measuring results Measurements through glass or plastic windows Dirty laser emitting windows After instrument has been dropped or hit Please check accuracy Large fluctuation of temperature if instrument will be used in cold areas after it has been stored in a warm area or the other way round ple...

Page 5: ...lting from misuse or abuse Exceptions from Responsibility The user of this product is expected to follow the instructions given in operators manual Although all instruments left our warehouse in perfect condition and adjustment the user is expected to carry out periodic checks of the product s accuracy and general performance The manufacturer or its representatives assumes no responsibility of res...

Page 6: ... mm 10 m Operating range Ø 30 m Damping system magnetic Operating time power supply 48 h 3 x AA alkaline Temperature range 10 to 40 C Visible Laser diode 2 x 635 nm Laser class 2 Weight instrument only 0 74 kg Tripod mount 5 8 1 4 Sizes 80 x 98 x 101 6 mm depending on room illumination Subject to technical changes without notice ...

Page 7: ...is any trouble repair and servicing are to be performed only by geo Fennel or authorized service centres When you repair this instrument you should conform to this manual The unprofessional man please do not disassemble the instrument or perform any internal servicing by you Fig 1 Fig 1 Appearance of the instrument and Accessories ...

Page 8: ...M2 5 10 1 by a cross screwdriver take off the knob1 2 3 Using a cross screwdriver to screw off four sink screws M2 5 12 6 through the bottom aperture 7 as sown in the Fig 2 You can screw off a screw per rotating 90o 4 Draw the power plug and indicator light plug connected with the main circuit board module and house part You can take apart the house part 3 from the main part 5 See Fig 3 ...

Page 9: ...r Take off the switch see Fig 4 2 Cut off the four connections between the instrument core and the main circuit board module by electric iron Screw of two cross sink screws M2 4 5 4 by a screwdriver Take off the main circuit board module 5 3 see Fig 5 Fig 6 Fig 7 3 Screw off two cross plate screws M2 8 5 7 and four cross plate screws M2 5 14 5 5 by a cross screwdriver Take out the core part 5 6 se...

Page 10: ...and base part 5 12 see Fig 8 4 3 Core part Disassembly As shown in Fig 9 Fig 10 and Fig 11 Fig 9 1 Using an electric iron to cut off the four connections between the hairspring board module1 5 6 1 and 2 5 6 3 Take off the hairspring board module1 5 6 1 2 Screw off two cross plate screw M2 5 5 6 2 Take off the hairspring board module 2 5 6 3 see Fig 9 ...

Page 11: ...tric iron to cut off all connections between the laser source and the transferring board eight pieces in all Screw off two cross plate screws M2 4 5 6 8 Take off the transferring board module 5 6 9 6 Screw off four cross plate screws M2 8 5 6 10 take out the prism module 5 6 11 7 Screw off four cross plate screws M2 8 5 6 12 taking apart three same laser sources respectively1 5 6 13 8 Screw off fo...

Page 12: ...sink screws M2 5 5 5 11 2 take apart four connecting poles 5 11 1 Note There are two kinds of connecting pole Two poles with M2 screw eyes are in the front see Fig 12 Fig 13 2 Screw off two cross plate screws M2 3 5 11 3 Take off the buzzer module 5 11 4 3 Screw off three plate screws M2 6 5 11 5 Take off the partition ring 5 11 6 see Fig 13 ...

Page 13: ...verse 5 Screw off four plate screws M2 4 5 11 13 Take off the spindle base 5 11 12 and spindle module 5 11 11 4 5 Base part Disassembly As shown in Fig 15 Fig 15 1 Use a screwdriver to loosen two notch tightening screw 5 12 1 Take off the press ring 5 12 2 2 Take off the Poly four fluorin Gasket 5 12 3 3 Take out the chassis 5 12 4 4 Take out the bottom spindle 5 12 6 5 Twist the press ring2 5 12 ...

Page 14: ...g 16 Fig 17 Fig 18 Fig 19 Fig 20 and Fig 21 Fig 16 1 Screw off two plate screws M2 4 3 2 Take off the coping module 3 1 See Fig 16 Fig 17 2 Screw off two plate screws M2 4 3 6 Take off the front cover module 3 4 3 Take out indicator light 3 5 4 Take off the plastic screw 3 3 See Fig 17 ...

Page 15: ...g 18 6 Screw off two cross sink screw M2 4 3 10 Take out the left cover module 3 9 see Fig 19 Fig 20 7 Screw off four plate self tapping screw ST2 2 6 5 3 11 Take out battery pack 3 13 8 Take off the piece fixing the lead 3 12 See Fig 20 Fig 21 9 Take off the whole crust 3 16 10 Take apart the left 3 14 crust and right crust 3 15 See Fig 21 ...

Page 16: ...6 5 Instrument Assembly as shown in Fig 1 to Fig 21 As shown in the figure the instrument could be assembled by screwing on the tightening pieces in various places from the top down and according to the reverse order of instrument disassembly ...

Page 17: ...Multi Pointer Service Manual Page 17 of 26 6 Circuit Connection Drawings as shown in Fig 22 Fig 22 ...

Page 18: ...a high accuracy instrument on the bracket Turn on the instrument to make the front laser point project on the wall Use the optic level and the ruler near the light to line out three horizontal lines having the same height on the wall 7 Mark the three cross points of the three vertical lines and the three horizontal lines A B C which is the left face and right spot as the reference point 8 Take a h...

Page 19: ...ke the down be on one line with the down point near the light The front point faces the vertical line which B is on 3 Observe the five centers of the five spots whether in 2mm circle of the reference point A B C O and P If not the instrument needs adjusting See Fig 26 Fig 26 The way to adjust First you need to adjust the up and down point accuracy Then adjust the other laser point The way is as fo...

Page 20: ...en the up and down laser point error is as shown in the Fig 27 you can adjust the power adjusting screw to calibrate see Fig 28 When the instrument is in the state 1 you can loose the screw 2 and screw down 1 When the instrument is in the state 2 you can loose the screw 1 and screw down 2 Fig 28 ...

Page 21: ...d screw down 3 When the instrument is in the state4 you can loose the screw 3 and screw down 4 State 5 State 6 Fig 30 3 When the up and down laser point error is as shown in the Fig 30 you can adjust the pendulum adjusting screw to calibrate see Fig 31 When the instrument is in the state 5 you need to twist the pendulum adjusting screw clockwise using an inner hexagon spanner If in the state 6 you...

Page 22: ...nd right laser point error is as shown in the Fig 32 you need to adjust the power adjusting screw to calibrate see Fig 33 When the instrument is in the state 7 you can loose the screw 7 and screw down 8 When the instrument is in the state 8 you can loose the screw 8 and screw down 7 Fig 33 ...

Page 23: ...ing the down laser be on one line with the down point near the light the front laser spot on the vertical line with B and then observe the other point accuracy If there still is error adjust following the above way till the instrument is freedom from the error 8 Alarm adjustment After the instrument is accuracy adjusted if the left right and front back alarm range are large it need adjusting The w...

Page 24: ... replace the battery case Replace it Replace it 2 No indicator light Indicator light is broken Main board is broken Replace it Replace it 3 No laser Hairspring is cut Laser source is broken Main board is broken Replace it Replace it Replace it 4 No sound for beyond level range Buzzer is broken Main board is broken Replace it Replace it 5 No alarm for beyond level range Main board is broken Replace...

Page 25: ...ur fully trained personnel are ready to support you with advice at any time Whether you have questions concerning application technology or sales we are committed to provide the assistance you require State of the art manufacturing technology the care and continuous training of our employees and our efficient work ethic guarantee you a consistent high level of after sales service Should a repair b...

Page 26: ...NY Fon 49 0 5 61 49 21 45 Fax 49 0 5 61 49 72 34 Web www geo fennel de E Mail info geo fennel de Managing Director Bernd Vogel Trade Register Kassel HRB 5084 USt ID Nr DE 812297519 Service Holger Brinkmann Volker Dormann Steve Späth Fon 49 0 5 61 49 21 45 Fax 49 0 5 61 49 72 34 E Mail service geo fennel de ...

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