Page 1 Completed by (Name/Signature): ____________________________________ Date: _________ HiSeasNet Maintenance Visit Report Ship Visited: RV Knorr Ship Location/Port: Woods Hole Massachusetts Date(s) of work: September 17, 18 , 2007 Work performed by: Karl Kapusta Visit Purpose: General Maintenance The purpose for the trip was to perform a general maintenance check on the Seatel antenna system.
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Page 1
Completed by (Name/Signature): ____________________________________ Date: _________
HiSeasNet Maintenance Visit Report
Ship Visited: RV Knorr
Ship Location/Port: Woods Hole Massachusetts
Date(s) of work: September 17, 18 , 2007
Work performed by: Karl Kapusta
Visit Purpose: General Maintenance
The purpose for the trip was to perform a general maintenance check on the Seatel antenna system.
Page 2
Completed by (Name/Signature): ____________________________________ Date: _________
Maintenance Checklist Antenna Equipment (ignore SeaTel/Ship-specific points with * for fixed antennas) Initials Action Notes/Discussion
KK Take photo of radome exterior * Complete
KK Verify air conditioner is in working order, repair as
needed *
AC power to Air Conditioner was turned
off
KK Confirm/Set final air conditioner temperature set point
(85 deg F) *
Not Checked
KK Inspect or change air conditioner filter * Complete - cleaned filter
KK Visual inspection of radome (cracks, abrasions, caulk,
leaks, excessive grime, etc.), repair as needed *
Complete – no visible damage or leaks.
Very minor dirt & grime accumulation on
outer radome surface
KK Visual inspection of radome base, legs, and connection
to ship (rust, warping, etc.), repair as needed *
Complete – some rust on base legs but no
immediate attention required – same as last
visit in March of 2007
KK Take photo of dome/hub interior Complete
KK Perform SeaTel or Vertex service bulletin
upgrades/repairs
N/A
KK Inspect reflector, repair as needed Complete – reflector is in good condition.
Some scratches on rear surface from
contact with inverter mounting plates
attached to the antenna pedestal
KK Check antenna balance, adjust as needed * Complete – antenna re-balance was not
required
KK Inspect antenna equipment/frame for water or rust,
repair as needed
Complete frame is clean with no rust
visible
KK Inspect antenna equipment/frame for loose weights and
hardware, repair as needed *
Complete – all weights tight and secure
KK Lube/grease/treat any joints as necessary N/A
KK Inspect antenna equipment and wiring harness for loose
cables, repair as needed
Complete – all wires and harnesses tight &
secure
KK Verify power level to pedestal/motors Complete
KK Verify pedestal breaker works, repair as needed Complete - operational
KK Verify acceptable antenna/controller Power-On Self
Test (POST)
Complete
KK Sweep antenna through entire Az and El ranges Complete
KK Take photo of rack gear front Complete
KK Record DAC/controller parameters Complete – see attached
KK Verify DAC parameters are accessible, correct, and
saved *
Complete – see attached
KK Verify that GPS inputs to DAC function (if GPS is
operational) *
Complete – ship has two NMEA sources
KK Verify that gyro inputs to DAC function (if gyro is
operational) *
Complete – ship still has two gyros
available to DAC they need to stay
calibrated with each other to maintain Trim
Page 3
Completed by (Name/Signature): ____________________________________ Date: _________
Initials Action Notes/Discussion
value consistencies
KK Verify correct conscan or dishscan settings, adjust as
needed *
Complete – Dishscan OK
KK Verify reasonable blackout zone, adjust as needed * Complete – no blackout zones
programmed
KK Verify reasonable search limits or safety stops for given
location and satellite, adjust as needed
Complete – None used
KK Check Az/El trim values, correct as needed to get
longitude search close *
Complete – Re-Checked
KK Take photo of rack gear rear Complete
KK Inspect cabling and connectors behind and around rack
gear, repair as needed
Complete
KK Locate spares kit. Verify completeness of the kit, note
missing parts. *
Complete – see attached list
KK Upgrade SeaTel/controller firmware with maintenance
releases as necessary
Complete – N/A
KK Upgrade old ships with Conscan to Dishscan as needed
(Revelle, Melville, and Thompson)
Complete – N/A
KK Verify antenna will sweep full elevation range of
motion(-15 - +115 degrees physically)
Complete - Verified
KK Verify antenna will sweep full elevation pointing (0 –
90 degrees) when commanded by DAC
Complete - Verified
KK Verify antenna will do a full Azimuth sweep physically
at the lowest physical elevation
Complete – battery inverter plates need to
be trimmed to avoid scratching the rear
surface of the reflector at lowest Elevation
settings
KK Verify antenna will do a full Azimuth sweep at the
lowest pointed elevation when commanded by the DAC
Complete - Verified
KK Verify antenna frame lines up with and will safely bump
against all rubber stops should it reach the end of its