Start your next survey season with peace of mind.
Prior to the start of your next surveying season, make an appointment now to send your Innerspace Model 448 and/or 449SF Thermal Depth Sounder Recorder(s) to our facility for a well deserved preventative maintenance service.
Choose from the two services offered below. Complete the attached information sheet and return it to Innerspace either by fax or by mail. If it is more convenient to make the appointment by phone, please have the information on the following sheet available and contact Stephen Holowacz or Rick Easson at 201-447-0398.
Your 448 or 449 will be inspected and tested upon arrival to our shop to check for major problems such as defective printhead, mechanical damage or water damage, etc. A repair estimate will be provided prior to performing the Maintenance 1 or 2 service.
Maintenance Service #1 -10 day turn around
1. Perform truncated Factory Acceptance Test (F.A.T.) 21 step diagnostic and a 12 step mechanical and cleaning process (see attached).
2. Minor repairs
3. Clean and adjust Print Head assembly
4. Clean interior and exterior of unit
5. Touch-up painting if required
6. 3 month warranty- parts only
Maintenance Service #2 -10 day turn around
1. Disassemble unit
2. Perform a FULL Factory Approved Test (F.A.T.) 50 step diagnostic and a 12 step mechanical and cleaning process. (see attached)
3. Repairs, tests, repair and/or replace parts. (Print Head replacement not included).
4. Clean and adjust Print Head.
5. Clean interior and exterior of the unit.
6. Repaint case, if required
7. 6 months warranty – parts and labor
All shipping charges will be the responsibility of the customer
Maintenance Service #1
21 Step Diagnostic test
Power Supply
Power Up Self Test
Speed of Sound Range of Adjustment
Basic Operations
Scale Print .
Paper Sensor
Fix Mark
Transmitters set up
Receiver set up
TVG Control Curves
Remote Display
Digitizer Functional & Performance Tests
Check all Control Indicators
Alarm
Outputs
Hand Shake Control
Transducer
AC Cable
DC Cable
RS232 Cable
Fix Mark Cable
16 Steps Mechanical & Cleaning process
Clean Exterior
Inspect all Exterior & Internal Hardware
Inspect Case for Damage
Water Protection, inspect gaskets for dryness or cracks. Replace if required
Inspect Printer Mechanism
Clean Print Head
Inspect all Pulleys, Belts & Bearings. Replace if required
Paint touch up
Inspect Internal Connectors, Wires & Ribbons. Replace if required
Inspect all Labels
Inspect if the Sounder has Special Options, e.g.; Heave comp. Shallow Water
Inspect and repair (if required) all cables
Inspect all plug in PC boards
Inspect neoprene paper drive rollers
Install factory upgrades, if required
Install clutch modification, if required
Maintenance Service #2
50 Step Diagnostic test
| Power Supply | TVG Curve Check Remote Display |
| AC Input Current | Digitizer Functional & Performance Tests |
| DC Voltage | Controls & Indicators |
| DC Input Current | Gate |
| Time Lines | Initial Depth Entry |
| Power Up Self Test | Display using a Direct Mode |
| Oscillator Calibration | Tracking Mode using a Direct Mode |
| Speed of Sound Adjustment | Gated position Initial Depth Switches |
| Range Annotation | Auto Mode Switch |
| Mode Annotation | Manual Position |
| Scale Print, Feet Mode | Lamps, Bad Data, Reply & Gate Lamps |
| Scale Print, Meter Mode | Alarm |
| Sounding Rate | Output |
| Chart Speed, Feet Mode | BCD |
| Chart Speed, Meters Mode | Handshake Control |
| Paper Advance | Internal Strobe |
| Paper Out Sensor | Zero on Bad Data |
| Fix mark | External Strobe |
| Logo Print | External Hold |
| Draft, Feet Mode | Inhibit Output Line |
| Draft, Meters Mode | Flag Output Line |
| Velocity Tide & Draft Annotation | Bad Data Output Line |
| Transmitters, Initial Setup | Serial Output |
| Safe Circuit | Serial Input |
| Receivers, Initial Setup | Handshake Lines |
19 Steps Mechanical & Cleaning process
Disassemble unit
Clean Exterior and Paint case as required
Inspect all Exterior & Internal Hardware
Speed of Sound Range of Adjustment
Inspect Case for Damage
Water Protection, inspect gaskets for dryness or cracks. Replace if required
Inspect Printer Mechanism
Clean Print Head
Inspect all Pulleys, Belts & Bearings. Replace if required
Inspect Internal Connectors, Wires & Ribbons. Replace if required
Inspect all Labels
Inspect if the Sounder has Special Options, e.g.; Heave comp. Shallow Water
Inspect and repair (if required) all cables
Inspect all plug in PC boards and Backplane boards
Inspect all ribbon connectors
Inspect neoprene paper drive rollers. Replace if required
Inspect power supply
Install factory upgrades, if required
Install clutch modification, if required