Attachment 6 - Travis AFB MasterReport_2025.pdf

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HVAC Water Loop Treatment Service - Travis AFB, CA
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FA442725Q1128
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This document appears to be a detailed water treatment and chemical monitoring log for various buildings and equipment, tracking multiple parameters such as pH, iron levels, water conductivity, nitrite levels, and glycol measurements. The log contains entries for numerous buildings (labeled with numbers like 3, 4, 10, 14, etc.), with each entry recording both "hot" and "chill" system measurements, along with mechanical notes and treatment observations.

Key observations include frequent mechanical issues such as leaks, non-operational systems, pot feeder problems, and challenges with chemical treatment. Many entries note specific problems like "system losing treatment", "could not treat due to no pot feeder", "boiler leak in system", and "multiple leaks in system". The log systematically documents pH levels (ranging approximately from 7.1 to 11.5), iron concentrations, water test conductivity, nitrite levels, and glycol measurements. Technicians have consistently added nitrite to systems and documented various operational constraints preventing full system treatment or maintenance.

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Building EQUIP Metalurgy pH Iron

Water Test

Conduct ivity

Treatme nt

Conduct ivity

Water Test

Nitrite

Treatm ent

Nitrite Moly Glycol

Mechanic al

Problems -

NOTES

hot 8.3 0.25 350 100 chill 11.5 1.2 644 150

Added nitrite.

System losing treatment hot 9.7 0.1 650 2019 200 chill 9.3 1.5 1379 450 hot 1 8.3 3.2 311 3012 100

Added nitrite.

System losing treatment.

chill 10.2 1.9 3264 1250 hot 8.3 0.9 314 100 Leak chill 11.4 0.63 1637 400 Added nitrite hot 9 2.1 400 2819 150 Leak chill 1 north 9.7 0.14 390 400

Added nitrite chill 2 south 10.3 0.12 2819 800

38 hot 8.6 2.1 1400 2000 chill 10.3 3.2 5760 1550

39 hot 9.4 0.4 5231 1450 chill 10.7 2 3126 1450 hot 1 north 8.3 0.2 352 2491 100

Added nitrite hot 2 NE 8.4 0.29 351 2291 100 Added nitrite hot 3 S 3551 0.06 1050 2319 1050 chill 1 N 10 0.3 5530 900 chill 2 NE 10.4 0.8 3330 1200 chill 3 S 9.3 0.8 4206 800

51 hot 10.6 0.9 5021 1350 chill 8.9 2.3 3583 1050

52 hot 8.7 3 726 250 Added nitrite chill 7.7 2 7625 1500 hot 9.2 0.17 406 150 non operational chill 10.6 0.07 5301 1500 hot 10.4 0.8 1234 150 could not treat due to no pot feeder hot 11.4 0.6 3050 3000 could not get water sample chill 10.4 1.2 2940 750 Could not get sample hot 1 8.8 0.8 3880 950 no pot feeder/ system no operational hot 2 10.9 0.45 351 100 no pot feeder to treat, no expansion tank

1902 chill 8.9 0.3 1902 650 hot 1

MR2 8.4 0.2 312 2891 100 950

boiler leak in system hot 2 Inside 8.4 0.2 307 100 chill MR1 9 0.4 no expansin tank chill N 10.7 0.3 1587 550 multiple leaks in system chill MR2 9.5 0.3 2650 950 no pot feeder

155 hot alum 8.4 0.35 353 100 100 no pot feeder chill 10.1 0.09 1218 600 chill south 9.8 0.2 1040 800

Do not service per Ed.

hot 9.2 0.9 402 150

System was running cold chill 10.3 0.25 3751 1600

177 hot 8.4 0.9 291 100 leaking lid chill 9.5 0.8 2031 1000

179 hot 9 0.2 439 100 no pot feeder chill 10.3 0.17 2600 650 hot 9.1 0.44 515 150 leaking line could not treat chill 10.7 0.3 6031 1550 hot 8.7 1.7 500 100

Did not add due to leaking valve chill 10.6 2.8 3960 1250

187 hot 8.4 0.4 349 2183 100 Added nitrite chill 10.1 4.2 2926 900 hot alum 7.8 2.2 2102 57

Need sample point to collect sample chill 9.6 9.6 1000 250 Added nitrite

206 hot 8.5 1 421 100 Small leak chill 7.9 0.6 2566 650

214 hot 1 W 10.5 0.8 5423 1500 hot 2 8.4 0.3 235 100 chill 10.3 0.3 2650 1050 chill W 10.3 0.4 2650 1050 No sample point

226 chill 10 2 1345 600

228 hot 8.4 0.17 638 800 chill 10 0.9 6000 1500

240 hot 8.4 0.18 332 250 Pot feeder leaking chill 8.8 1.5 200 200

Water was running hot.

241 hot 10 1.1 2200 600 chill 10.2 0.7 1742 600

243 chill 9.6 0.13 629 150 hot 1 N 8.3 0.5 253 100 leaking prv/ no pot feeder hot 2 S 9.6 1.8 non op no feeder

249 hot E 8.7 0.6 353 100 no pot feeder chill 1 E 10.8 1.4 2961 800 chill 2 W 8.3 1.3 351 100 Pump has a leak hot W 8.4 0.2 308 100 prv failed,pot feeder is tied to to make up chill 9.4 0.24 536 150 expansion tank in the wrong place

350 hot 8.5 0.2 2811 850 chill 10.1 0.2 1991 950

380A hot 10.4 0.4 3621 950 chill 10.2 0.2 2102 800

380B hot 9.9 0.66 2377 600 chill 10.1 2 4521 1000

381 hot 1 9.8 0.1 2240 900 hot 2 10.5 0.2 2711 900 hot 3 9.46 0.1 2800 750 chill 10.2 0.75 3937 800

383 hot 10 0.8 1300 700 chill 10.3 0.32 2270 900

400 hot 9.9 0.3 3817 1000 chill 10.4 0.9 3816 1300 hot 1 Dom 10.1 0.28 1344 600

Added nitrite hot 2 hvac 9.7 3.8 3899 1100 chill 9.7 0.14 2678 750

Leak/ could not service

404 hot/chill 8.5 0.9 1902 600

406 hot 9.8 0.45 3917 950 chill 10.1 0 2230 850

407 hot 9.9 5 2311 800 chill 7.8 1 1799 750

408 hot 9.4 3 1655 650 chill 10.2 3.1 3122 1000

409 hot 9 3.1 2441 850 chill 9.8 0.5 3000 1000

410 hot 9.7 0.2 3002 900 chill 10.4 0.6 4121 1200

434 hot 1 E 9.7 0.1 2556 800 hot 2 W 9.3 2.1 1545 650 chill 1 W 8.8 1 600 1650 100 400 chill 2 E 9.7 0.1 3136 950

437 hot 9.9 0.2 3120 900 chill 10.4 1.1 3488 1050 hot

Suspend service per Kelly 4.7.21 chill

Suspend service per Kelly 4.7.21

440 hot 9.4 0.2 1661 650 No pot feeder chill 10.4 0.1 3672 1100

441 hot 8.7 0.42 771 2539 300 1050 Added nitrite chill 10.1 0.6 1988 800

442 hot 9.9 1 3310 950 chill 10.4 0.35 3671 950

443 hot 9.3 0.2 1233 2391 400 850 chill 10 0.4 820 300

444 hot 8.5 0.2 416 2891 300 250 nitrite chill 10.2 0.3 1996 900 No pot feeder

525 hot 9.7 0.5 2400 800 chill 8.9 0 3690 800

549 hot 1 W 9 0.2 2020 900 hot 2 9.1 0.32 1765 850 chill 1 W 9.5 0.5 549 1200

Added a half bag of nitrite.

chill 2 9 0.9 4600 1200

552 hot 9.8 0.25 2300 300 chill 10.1 0.1 2924 1000

554 hot alum 8.8 0.28 2201 150 Access blocked hot 9 1.1 9000 1200+

Leaking pot feeder.

Could not service hot 9.1 2.3 391 250 could not add chemical, need a funnel chill 10.2 1.9 3700 800 Injection site

648 hot 9.5 0.18 430 100 Valve has leak chill 9.4 0.22 288 100 Added nitrite

650 hot 10.3 0.08 3500 700 chill 9.4 0.03 1389 234 needs injector\

660 hot 9 1 1657 1230 chill 10.5 0.3 568 234.5

I added 1 bag of nitrite to system.

hot 9.1 1.2 424 100

Added 1 bag of nitrite to the system.

chill 9 0.8 2312 700

668 hot 8.5 0.4 4421 1250 chill 9.1 0.45 540 668 Injection site hot 8.5 0.3 1200 200

I added 1 bag of nitrite hot Domes 8.9 0.23 2150 100.5

Injection site chill 9.2 0.14 2860 800 hot 9.7 0.75 5000 1200

Leaking pot feeder.

Could not service chill 9.9 0.47 3589 550

Leaking pot feeder.

Could not service

808 hot 9.5 0 5000+ 2500 Injection site chill 10.6 0.2 2234 550 hot 1 west alum 10 0.16 3630 1340 100 hot 2 east 10 0.2 1650 1600 chill W 10 3.2 4500 1340 chill E 10.1 0.7 2690 950 hot

Unservicea ble. Might be replaced soon.

818 hot 1 10.3 0.02 3574 850 Out of service hot 2 10.2 0.1 3390 1000

819 hot 9.6 0.71 1885 750 Out of service hot 8.8 0.45 2109 1200 system not running chemical is very concentrat

ed. Pot feeder is leaking chill 9.2 1.1 434 200 leaking lid, cannot dose

854 hot 8.9 0.01 2700 1200 chill 9.9 0.3 3000 1300

859 hot 9.4 0.35 4700 1600 chill 9.6 0 2000 950

861 hot 9.5 9.5 2460 1000 chill 10.5 0 3500 1200

877 hot 290 9 167.5 100 Injection site chill 9.9 0.1 3820 950

882 hot 9.5 0.8 1783 650 Out of service

902 chill 9.9 1.2 1283 350 N/A out of service

904 hot 9.3 1.9 408 100 cannot treat

921 hot 8.9 1.1 500 100 nitrate chill 10.5 2.1 4600 1200

924 hot 8.9 0.2 1776 1300

925 hot 9.8 0.92 1040 400 Added nitrite chill 11.14 0.3 4850 1740

942 hot 8.3 0.76 1650 1200 chill 7.1 0.9 7000 1300

971 hot 10.3 0.3 4800 800 hot 10.9 0.55 430 100 could not dose Injection site chill 10.8 1.4 1170 100.5 Injection hot alum 9.82 0.6 1602 100

Building looked empty, gates open no one there please advise chill 8.2 0.3 1934 800

Building looked empty, gates open no one there please advise

1212 hot 9 0 2000 1600 chill 10.4 1.2 2780 700

1219 hot 9.5 0.6 1922 600 chill 10 5 1973 900

1301 hot 10.3 0.65 1965 900 chill 10.5 0.2 5740 1600 hot/chill 9.2 1.4 530 200

Could not add to system due to pot feeder lid.

chill 7.5 3.2 400 100 system seems to feed both/ n hot 8.5 0.62 2271 200

Could not drain pot feeder

1308 hot 9.3 0.2 4099 1000 chill 9.2 0.65 2109 850 system feeder seems to feed both hot/chill 7.98 0.2 1899 850 system spigot is stuck and seems to be close to breaking could not does

1318 hot 9.1 0.8 1892 850 chill 10.2 0.5 1582 600 chill 8.48 1,2 2457 700 under constructio n hot 8.25 0.8 361 1892 200 850 under constructio n chill 8.72 0.5 1892 800 under constructio n hot 8.7 0.42 680 1782 250 700 under constructio n chill 8.6 0.1 2891 750 system replaceme nt hot 8.4 0.23 1892 850 system replaceme nt

1348 hot 8.2 0.24 2819 400 Added nitrate

1350 hot 9 0.32 2412 800 chill 9.67 0 2713 650

1351 hot 8.7 0.11 2130 2371 900 1050 chill 8.83 0.4 2357 950 pot feeder seal is broken, chemical still in system hot 9.4 0.9.5 2891 850 400 not running, no water running throw system chill 9.2 0.59 2861 1050

Leaking pot feeder lid.

Chemical still in system hot 8.5 1.1 258 0 added chemical but left the lines cosed due to leaking preassure valve chill 9.5 0.6 3223 750

1354 hot alum 10.3 0.2 2192 40 chill alum 9.2 2.1 2100 60

1355 hot alum 9.9 0.7 1882 45 chill alum 9.4 1.2 1782 50 hot 9.4 1.2 351 2381 800 900

Mechanica l room cannot be opened chill 7 0.22 1830 2291 700 800

Mechanica l room cannot be opened

7690 chill 1 8.3 0.4 2760 650 hot 8.6 0.85 416 100 Leaking valves

7766 chill 9.2 0.7 5000 1200 hot alum 8 2.8 461 150 100

System uses molybdat e

File details come from the government source that posted it. Updated .