LAVAL UNDERGROUND SURVEYS DW-1500 Operation Manual Download Page 31

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Trouble-Shooting

PROBLEM

POSSIBLE CAUSE

REMEDY

Camera not

working

properly,

intermittently,

or no

power/functions

(lights, video, or

rotation)

1. Damaged Cable Head

1. Rebuild Cable Head with Cable Head
Repair Kit

2. Poor Cable Connections

Check all connecting cables

Low Power

3. Check power at Cable Head.

4. Extreme Temperature

4. Temperature outside of 32° to 122° F (0°
to 50° C).

5. Internal issue

5. Send CU and Camera to Laval

Winch Motor

will not operate

Low Power

1. Check power at Cable Head.

Defective Winch Motor

Replace Winch Motor

Damaged

Forward/Reverse Switch

CU needs to be sent in to replace switch

Depth Counter

Not Accurate

Cable Slippage on Roller

Ensure cable is making contact with

roller and top tension roller is not loose.
Ensure cable on spool is even and laid
nicely.

Set Screw(s) in Counter

Roller/Encoder is loosened
from counter shaft

Check and Correct

Cable is running through

a secondary pulley.

Ensure cable is running straight down

from counter pulley before reaching the
secondary pulley.

4. System needs to be
calibrated

4. Follow steps to Cal by Reel in current set
up

5. Encoder is faulty (very
rare)

5. Send Winch or Encoder into Laval

Summary of Contents for DW-1500

Page 1: ...LAVAL UNDERGROUND SURVEYS DW 1500 DW 2000 OPERATION MANUAL LAVAL UNDERGROUND SURVEYS 2476 North Bundy Drive Fresno Ca 93727 Phone 559 251 1396 Fax 559 251 2096 www lavalunderground com ...

Page 2: ...heave Assembly 10 Control Unit 11 Winch Motor Control Functions 13 Adjustments 13 Level Wind Adjustment 14 Level Wind Key Replacement 15 DVR Guide 16 Keyboard Functions 17 Getting Started 17 Play Video 18 View Snapshots 18 Overlays 18 File Management 19 Setup 20 Helpful DVR Tips 22 Counter Instructions 23 Preset Mode 23 Position Mode 23 Standard Mode 24 CAL by Reel Mode 24 CAL by CNT REV Mode 24 S...

Page 3: ...wing 12 Volt Power Cable Centering Bands with Collars Camera Camera Case Winch Winch Power Cable Control Cable BNC RCA Cable Tripod Collapsed Tripod Sheave Control Unit TriLight Lens Shield Optional Accessories Sold Separately See www lavalparts com for more details Cable Head Repair Kit ...

Page 4: ... Figure 1 Item 5 from the Control Unit 12 VDC input Figure 5 Item 1 to the 12 VDC output on the Winch Figure 2 Item 4 6 Insert the Power Cord into the Power Plug on the Winch Figure 2 Item 5 7 Turn the Speed Dial Figure 2 Item 2 all the way to MIN 8 Set up your Tripod Figure 1 Item 6 or E Z Over not shown on or over the hole for surveying 9 Flip the Power Switch on the Winch to the ON position Fig...

Page 5: ...t the Twist Locking Cable head Connector to the Camera by carefully aligning the keyway on the connectors together and twisting the lock until seated The cable head connector should only be hand tightened Never over tighten the connectors or upper support tube 4 Thread the Upper Support Tube to the top of the Camera Position the Lower Centering Band Collar on the Camera Housing Figure 4 Item 3 at ...

Page 6: ...ion by using the Cam Control FORWARD REVERSE Switch Figure 5 Item 4 both the Down View and Side Views will rotate 3 Rewind any excess cable by using the Winch Motor Controller functions Figure 2 to position the Camera in the well near the top Press the Camera Control CLEAR Switch Figure 5 Item 6 to reset depth counter to zero 000 00f 4 Ensure the wireless keyboard is plugged into the Keyboard USB ...

Page 7: ...4 snapshot Press ESC to stop and finalize the recording See Keyboard Functions Section on page 13 7 0 8 0 3 0 5 0 4 0 2 0 1 0 6 0 Figure 5 ...

Page 8: ...y the cable over the Sheave Wheel in the center with the cable head in the direction of the arrow 3 Place the Quick Release Pin Figure 6 Item 4 back into position to trap the cable once the Mounting Clip Figure 6 Item 3 is clipped to the assembly 4 Adjust the length of legs by lifting the red Lock Figure 6 Item 5 and sliding each leg to the desired length Lower the red Lock back to lock the leg in...

Page 9: ...set to MIN Figure 4 Item 4 and FORWARD STOP REVERSE Switch is at the STOP or center position Figure 4 Item 3 6 You CANNOT switch between DOWN VIEW and SIDE VIEW while the Camera is rotating 7 Loss of power will reset the On Screen Counter 8 Store the camera system in an indoor dry temperature controlled environment Preferably in the provided carry case DO NOT expose the camera system to extreme te...

Page 10: ...dish soap to clean the camera Prior to and after conducting each survey inspect the glass ports on the side view and down view for any cracks or debris in crevices If necessary use household glass cleaner to clean the viewing ports Inspect the cable head connection point at the top of the camera before connecting the cable head to the camera This area should be clean free of debris and the pins sh...

Page 11: ...d with the System and is not compatible with other types of closed circuit survey systems A single coaxial Cable head Connector on the rear of the Camera is connected to the Cable by a watertight pressure rated connector The R Cam Control Unit provides all the controls to operate the Camera and Reel Assembly equipped with a 9 LCD Color Video Monitor and embedded DVR with internal memory A standalo...

Page 12: ...tector and Support Tube 4 Upper Centering Band Collar 5 Down View Lens Port 6 Down View LED Lighting Port 7 Glass Side View Lens and LED Lighting Port 8 Camera Housing 9 Set Screw for Centering Band Collar 10 Screw for Centering Band 8 2 4 9 5 6 3 1 7 10 Figure 7 ...

Page 13: ...ration are 115V or 220V AC 60 50 Hz specified at time of order or an AC generator Winch speed and direction are controlled by the variable speed controller built into the Winch Motor Controller Figure 8 Item 2 Counter Sheave Assembly A Counter Sheave Assembly Figure 8 Item 3 travels back and forth on a Lead Screw to level the Cable as it winds onto the Spool The sheave drives an electronic Encoder...

Page 14: ...T Switch Figure 9 Item 7 controls the image and light to be viewed on the LCD Monitor and is spring loaded to the center position when released Pressing VIEW toggles between DOWN VIEW and SIDE VIEW on the Monitor Pressing LIGHT cycles through 5 preset light intensities or levels The DOWN VIEW light intensity is independent of the SIDE VIEW light intensity and do not have to match The CLEAR Switch ...

Page 15: ...Depth Encoder connector 5 Camera and Control Unit Power ON OFF Switch 6 Camera Rotation FORWARD STOP REVERSE Switch 7 Camera VIEW LIGHT Selector Switch 8 MENU and Depth counter reset CLEAR Switch 9 Monitor function INC DEC Switch 10 Keyboard USB Input 11 Memory USB Flash Drive Input 12 Embedded Microphone 5 1 3 4 2 6 7 8 9 10 Figure 9 11 12 ...

Page 16: ...rse direction The SPEED Control Dial Figure 10 Item 2 is used to control the rate at which the Motor Drive plays out or rewinds the Cable The speed should always be at MIN to start and then returned back to MIN to stop the Motor Drive NOTE After individual use the cable windings will NOT look or lay the same as when the unit was delivered from the factory This is normal and expected It will NOT af...

Page 17: ...Level Wind Lead Screw Figure 11 Item 2 engages and disengages to move the Counter Sheave Assembly back and forth To adjust the level wind pull and hold the adjustment Knob Figure 11 Item 1 out then turn it to move the Counter Sheave Assembly so that the level wind trails follows the cable windings on the spool When correctly adjusted the cable should lay wrap by wrap without gaps overlays or bunch...

Page 18: ... Keeper 3 Remove the worn brass Key 4 Replace the worn brass Key with a duplicate new Key from Laval Underground Surveys 5 Re insert and tighten the 6 32 screw Figure 12 Item 4 back into the new brass Key and Keeper Make sure Key is secured but spins freely within the Keeper 6 Re engage the Keeper and Key into the level wind Counter Sheave Assembly Figure 12 Item 5 and then secure them with the 2 ...

Page 19: ... When either internal or external memory becomes full an on screen message will prompt the user to address the capacity of the internal or external memory before the recording option will resume There is also a USB jack on the panel for plugging in a standard PC type USB keyboard A wireless mini keyboard is supplied with the DVR There is a black receiver for the provided mini keyboard inserted in ...

Page 20: ...r initial power up press the Space Bar or the Enter key to bring up the Top Menu Then again press the Space Bar or Enter key to go into one of the Sub Menus Getting Started To start a recording press R Press R a second time to pause a recording before pressing R a third time to resume recording again to create one continuous video To stop and finalize recordings press ESC Finalization can take up ...

Page 21: ...ing is 16 x 16 Setup Primary Overlay Text Allows selection of which text is displayed from date only time only time and date custom text 1 custom text 2 custom text 3 custom text 4 or custom text 5 The default setting is time and date Custom Text Allows the user to enter up to 5 custom text comment lines Each line has a maximum of 40 characters Date Format Allows selection of the format of the dat...

Page 22: ... text from either 8x14 or 16 x 16 You can also select OFF which turns off the text display The default setting is 16 x 16 Background Allows selection of the background of the text from Black Transparent 50 black or 75 black Move Up Move Down Move Left Move Right Allows the text to be moved on the screen File Management Copy video from internal Copy video from external Copy snapshots from internal ...

Page 23: ...ps to 5000kbps The default setting is 3500kbps At the default setting of 3500kbps a minimum of 8 hours can be recorded onto a 16GB storage device Playback Seek Adjust the amount of the time skipped when using Rewind and Fast Forward functions Default is 10 Snapshot Quality Determines the compression level of snapshot The higher the quality the more space is required on the storage device The avail...

Page 24: ...r the DVR menus only Default is English System Information Displays various system information including firmware version detected storage devices with free space available and allows system parameters to be reset saved and loaded as follows Reset System Parameters Resets all the parameter settings to Basic default settings This option restores the DVR back to the Laval Underground Surveys factory...

Page 25: ...e internal storage you can move files to the external storage by copying and then deleting them Stop the movement of the camera reeling up down or rotating when using the snapshot function for clearer pictures Text overlays must be setup and typed in prior to the recording IMPORTANT When renaming video files do not change or delete the file extension the mp4 or ts part of the name as this may make...

Page 26: ...s the distance count to be preset to a specific number This provides a way to initially start counting with a number other than zero The INC switch Figure 9 Item 9 increases the count The DEC switch Figure 9 Item 9 decreases the count The CLEAR switch Figure 9 Item 8 sets the count to zero NOTE Holding down the INC DEC Figure 9 Item 9 switch causes it to increase or decrease repeatedly Position Mo...

Page 27: ...back to meters 3 Position the cable starting mark at a place on the counting roller that is easy to see Run the 25 feet of cable out through the reel Be sure the cable has normal tension and wrap around the counting wheel just as there would be with a normal setup Stop running at the cable finish mark at the same place on the counting roller 4 Press the DEC Set Figure 9 Item 9 switch to set the ca...

Page 28: ...entered the MENU switch Figure 9 Item 8 stores and exits this mode Status Mode The Status mode allows for displaying the control unit power supply voltage and temperature The INC switch displays the temperature in both Celsius and Fahrenheit NOTE The acceptable operating temperature range is between 5 C to 50 C 41 F to 122 F The DEC switch displays the voltage that is applied to the cable for powe...

Page 29: ...process that forces an ionic exchange causing the particles to migrate and clump until they are heavy enough to fall out like snowflakes There are many commercial flocculants available that are generally used to clean up boiler water and municipal water supplies Throughout the world we have found that certain soleplates used in conjunction with an increase in the pH of the well water will work und...

Page 30: ...ricated pump well casings If oil is anticipated the outside of the lens view ports can be soaped literally with a Liquid detergent The Camera visibility will be restricted out of the water but once the oil layer often 20 feet deep is penetrated the detergent may be washed off the viewing port by raising and lowering the Camera The oil should be wiped from the Cable and Camera when removing from th...

Page 31: ...Head 2 Defective Winch Motor 2 Replace Winch Motor 3 Damaged Forward Reverse Switch 3 CU needs to be sent in to replace switch Depth Counter Not Accurate 1 Cable Slippage on Roller 1 Ensure cable is making contact with roller and top tension roller is not loose Ensure cable on spool is even and laid nicely 2 Set Screw s in Counter Roller Encoder is loosened from counter shaft 2 Check and Correct 3...

Page 32: ...e panel and ensure it is connected properly 3 Internal Issue 3 Send CU to Laval Video will not Playback 1 Cannot Replay Video on Control Unit or Computer 1 Files may be corrupted Recording may have not saved properly or there was not enough space Remove files to make more space and retry saving video by pressing ESC 2 Menu is not showing up on screen 2 Keyboard may not be charged Make sure keyboar...

Page 33: ...by the manufacturer thereof No other warranties expressed or implied of merchantability fitness for a particular purpose or otherwise are made by LAVAL UNDERGROUND SURVEYS other than those set out in the immediately preceding paragraphs All repairs shall be made by LAVAL UNDERGROUND SURVEYS at its factory or as otherwise authorized by LAVAL UNDERGROUND SURVEYS in writing All unauthorized repairs w...

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LAVAL UNDERGROUND SURVEYS DW-1500, Operation Manual

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