MDRS Left Navigation Banner Top
MDRS Home
About MDRS
MDRS Field Reports
MDRS News Room
MDRS Team
Sponsors
MDRS Education
Contact MDRS
MDRS Photo Gallery
MDRS Left Bottom Brown Filler
Top Left BannerTop Middle BannerTop Banner SpacerTop Right BannerTop Banner Spacer

Log Book for February 23, 2007
Engineering Report
James Harris Reporting

Generator/Electricity:

Casper: not used
Wendy Hobbs Meter: 2643.9 hrs (+17.5 hrs since yesterday)
Voltage: 120 VAC
Frequency: 60 Hz
Oil Level: 3/4
Oil Pressure: 40 PSI
Water Drained: no
Notes/Comments: Solenoid issues remain, have to manually engage the solenoid now. Also had the starter fail to completely engage once today. Was able to restart but it was kinda iffy there for a minute. Will leave the Genset running tonight and reassess in the AM. Also please advise on timing for water drain.

Xantrex Inverter/Dynasty Batteries:

Time - Voltage (Temp Comp) - Load - Temp - Generator Running
15:28 - 24.3 - 09 - 07 - Yes
Notes/Comments: After genset restart the voltage fluctuated for quite a while (+/- 5min.). I believe this is normal just the first time I've seen it. If not please advise.

Fuel Status (as of 15:00):

Diesel: Approximate Reading: 1/4
Propane Tank: Approximate Reading: 70% (700 gallons = 2649.8 L)
Notes/Comments: A bit colder today, expect consumption to rise overnight.
Gasoline Quantity Remaining: 39 gallons = 147.6 L (no change since yesterday)

Oil Status:

GenSet Quantity: 2.5 quarts (no change since yesterday)
ATV Quantity: 3 quarts (no change since yesterday)
V'ger Quantity: 24 quarts (no change since yesterday)
Notes/Comments: Nothing used today, forgot to remove resupply qty last night.

Water Status:

Outside Potable Water Tank Level: 280 gallons = 1059.9 L
Trailer Potable Water Tank Level: 0 cm from the base
Potable Water Meter Reading: 19380.9 gallons = 73364.5 L (+79.4 gallons since yesterday)
Out to Toilet Meter Reading: 6512.4 gallons = 24652.0 L (+18.4 gallons since yesterday)
In to GreenHab Meter Reading: 7705.4 gallons = 29168.0 L (no change since yesterday)
Flushes: 0
Showers: 0
Sponge Baths: 0
Notes/Comments: Need new GH intake pump. Might try to rig something tomorrow as time allows. Didn't have time today. Also will try to evacuate standing water from GreenHab conduit before it gets really cold tonight.

GreenHab:

Status: Watered all plants, this evening. Need to know how much water we have been giving the plants so I don't overwater. Am now checking soil before watering.
Crops Watered: yes
Crop Condition: Tomatoes in the "do not eat" study group are root bound and it is impossible to get them enough water. Need permission to re-pot if we want them to survive.

Transportation:

V'ger Used: no
Oil Checked: no
Tire Status: pass rear low
Odometer: 183394 miles (no change since yesterday)

Kawasaki ATV-1 Used: no
Oil Checked: no
Tire Status: good

Kawasaki ATV-2 Used: no
Oil Checked: no
Tire Status: good

Kawasaki ATV-3 Used: no
Oil Checked: no
Tire Status: good

Notes/Comments: The weather degraded today so no EVAs. Hope is for sun tomorrow.

Miscellaneous Infrastructure:

HVAC: Nothing to report.

Mars Surface Suits: Not used

Computers/Networking Infrastructure: Here.

Appliances: Here.

Data Logger: Unchecked.

Upgrade Work: None.

Notes/Comments: A bit sooner tonight.

MDRS Logo The Mars Society
The Mars Society
info@marssociety.org - +1 (303) 984-9653
P.O. Box 273 Indian Hills - Colorado 80454, USA
Copyright © 2007 The Mars Society.
All rights reserved.