Perea Elementary School requests proposals from licensed and insured contractors with expertise in HVAC. The qualified applicant will assist Perea ES with repairing and maintaining much needed work to our HVAC units. The result of the Request for Proposal (RFP) will be an approved bid to perform the work as described below:

 Lochinvar Boilers: 

B1- Needs two draft fan assemblies, needs new igniter and supply water shutoff valve leaks when closed 

B2- Needs new igniter 

B3- Needs new igniter and circulating pump is leaking 

B4- Needs two draft fan assemblies 

Disassemble, clean boilers and adjust airflow.

Pumps:

P1- Needs to have a new coupling insert and the motor and pump realigned. 

P3- Needs to be rebuilt. Needs new bearings, seal and gaskets. Motor needs new bearings. Needs new coupling insert. 

P4- Needs to be rebuilt. Needs new bearings, seal and gaskets. Motor needs new bearings. Needs new coupling insert and a new Hub.

Carrier Chiller: 

Condenser coils need cleaning 

Operating display not working properly 

Condenser fan motor #2 needs new blade 

Condenser fan motor #5 needs new blade 

Circuit breaker for compressor B3 needs to be replaced 

Compressor A1 has a meg ohm reading of 250 but will run 

Compressor A2 has a meg ohm reading of 1000 will run 

Compressor B1 is bad and needs to be replaced 

Compressor B2 has a meg ohm reading of 300 but will run 

Compressor B3 has a meg ohm reading of 5 (extremely low] will run

McQuay Chiller 

Phase monitor is bad and needs to be replaced.

Compressor #1 has low meg ohm readings but will run. 

Compressor #2 is bad and needs to be replaced 

Leaving evaporator temp sensor is bad and needs to be replaced. 

Flow switch is bad and needs to be replaced. 

Other repairs needed: 

Auto trap is leaking continuously. 

Pressure relief valve is leaking and needs to be replaced.

See the link below for full details:

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