N.H. Admin. Code § Saf-C 9003.04

Current through Register No. 50, December 12, 2024

Section Saf-C 9003.04 - Preventive Maintenance-Equipment

(a) The forensic breath testing supervisor shall conduct a preventive maintenance on each approved instrument at 6-month intervals after the initial check.

(b) A preventive maintenance check pursuant to RSA 265-A:12, II shall include:

(1) Analysis of a series of reference materials, to verify the accuracy and precision of the approved instrument which shall meet the following criteria:

a. For known alcohol concentrations less than 0.100 g/210L:

1. The accuracy of the readings shall deviate no more than +/- 0.005 g/210L from the known alcohol concentration; and

2. The total precision range of the readings shall not exceed 0.005 g/210L; and

b. For known alcohol concentrations equal to or greater than 0.100 g/210L:

1. The accuracy of the readings shall be within +/- 5% of the known alcohol concentration; and

2. The total precision range of the readings shall not exceed 5% of the target value;

(2) Verification of the approved instrument's ability to detect acetone;

(3) Performance of routine maintenance on the approved instrument as necessary to maintain proper analytical functions; and

(4) Documentation of maintenance performed on each approved instrument at the time of service.

(c) Once the requirements of (b)(1)-(4) are completed, the forensic breath testing supervisor shall sign the Preventative Maintenance Check Form certifying that he or she has completed the preventative maintenance check on the instrument and that the instrument was found to be in proper working order, pursuant to RSA 265-A:12, II.

(d) The forensic breath testing supervisor shall complete the preventive maintenance check form by providing the following:

(1) Results of reference material analyses listed by lot number;

(2) Results of acetone detection verification;

(3) The approved instrument by make, model, and serial number;

(4) The field location of the approved instrument;

(5) The date of certification and expiration; and

(6) That the forensic breath testing supervisor has found the approved instrument to be in proper working order and meets the preventive maintenance requirements as outlined in (b) above and RSA 265-A:12, II.

(e) Repairs performed on the approved instrument shall be documented and kept on file at the forensic science laboratory. The approved instrument shall be required to pass a preventive maintenance check if the repair affects the accuracy or precision of the breath test.

N.H. Admin. Code § Saf-C 9003.04

Derived From Volume XXXVIII Number 28, Filed July 12, 2018, Proposed by #12556, Effective 6/21/2018, Expires 6/21/2028.

The amended version of this section by New Hampshire Register Volume 40, Number 15, eff. 3/23/2020 is not yet available.